%------------------------------------------------------------------------------
% File     : Etableau---0.67
% Problem  : SEU219+2 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : etableau --auto --tsmdo --quicksat=10000 --tableau=1 --tableau-saturation=1 -s -p --tableau-cores=8 --cpu-limit=%d %s

% Computer : n012.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Tue Jul 19 09:24:53 EDT 2022

% Result   : Theorem 1.57s 0.70s
% Output   : CNFRefutation 1.57s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.13  % Problem  : SEU219+2 : TPTP v8.1.0. Released v3.3.0.
% 0.08/0.13  % Command  : etableau --auto --tsmdo --quicksat=10000 --tableau=1 --tableau-saturation=1 -s -p --tableau-cores=8 --cpu-limit=%d %s
% 0.14/0.35  % Computer : n012.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 600
% 0.14/0.35  % DateTime : Sun Jun 19 20:08:22 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 0.20/0.45  # No SInE strategy applied
% 0.20/0.45  # Auto-Mode selected heuristic G_E___207_C18_F1_SE_CS_SP_PI_PS_S5PRR_RG_S0Y
% 0.20/0.45  # and selection function SelectMaxLComplexAvoidPosPred.
% 0.20/0.45  #
% 0.20/0.45  # Presaturation interreduction done
% 0.20/0.45  # Number of axioms: 413 Number of unprocessed: 367
% 0.20/0.45  # Tableaux proof search.
% 0.20/0.45  # APR header successfully linked.
% 0.20/0.45  # Hello from C++
% 0.20/0.46  # The folding up rule is enabled...
% 0.20/0.46  # Local unification is enabled...
% 0.20/0.46  # Any saturation attempts will use folding labels...
% 0.20/0.46  # 367 beginning clauses after preprocessing and clausification
% 0.20/0.46  # Creating start rules for all 4 conjectures.
% 0.20/0.46  # There are 4 start rule candidates:
% 0.20/0.46  # Found 58 unit axioms.
% 0.20/0.46  # Unsuccessfully attempted saturation on 1 start tableaux, moving on.
% 0.20/0.46  # 4 start rule tableaux created.
% 0.20/0.46  # 309 extension rule candidate clauses
% 0.20/0.46  # 58 unit axiom clauses
% 0.20/0.46  
% 0.20/0.46  # Requested 8, 32 cores available to the main process.
% 0.20/0.46  # There are not enough tableaux to fork, creating more from the initial 4
% 0.20/0.46  # Returning from population with 25 new_tableaux and 0 remaining starting tableaux.
% 0.20/0.46  # We now have 25 tableaux to operate on
% 1.57/0.70  # There were 2 total branch saturation attempts.
% 1.57/0.70  # There were 0 of these attempts blocked.
% 1.57/0.70  # There were 0 deferred branch saturation attempts.
% 1.57/0.70  # There were 0 free duplicated saturations.
% 1.57/0.70  # There were 2 total successful branch saturations.
% 1.57/0.70  # There were 0 successful branch saturations in interreduction.
% 1.57/0.70  # There were 0 successful branch saturations on the branch.
% 1.57/0.70  # There were 2 successful branch saturations after the branch.
% 1.57/0.70  # There were 2 total branch saturation attempts.
% 1.57/0.70  # There were 0 of these attempts blocked.
% 1.57/0.70  # There were 0 deferred branch saturation attempts.
% 1.57/0.70  # There were 0 free duplicated saturations.
% 1.57/0.70  # There were 2 total successful branch saturations.
% 1.57/0.70  # There were 0 successful branch saturations in interreduction.
% 1.57/0.70  # There were 0 successful branch saturations on the branch.
% 1.57/0.70  # There were 2 successful branch saturations after the branch.
% 1.57/0.70  # SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 1.57/0.70  # SZS output start for /export/starexec/sandbox/benchmark/theBenchmark.p
% 1.57/0.70  # Begin clausification derivation
% 1.57/0.70  
% 1.57/0.70  # End clausification derivation
% 1.57/0.70  # Begin listing active clauses obtained from FOF to CNF conversion
% 1.57/0.70  cnf(i_0_393, negated_conjecture, (function(esk75_0))).
% 1.57/0.70  cnf(i_0_394, negated_conjecture, (relation(esk75_0))).
% 1.57/0.70  cnf(i_0_392, negated_conjecture, (one_to_one(esk75_0))).
% 1.57/0.70  cnf(i_0_244, plain, (function(esk54_0))).
% 1.57/0.70  cnf(i_0_398, lemma, (relation_dom(empty_set)=empty_set)).
% 1.57/0.70  cnf(i_0_251, plain, (function(esk58_0))).
% 1.57/0.70  cnf(i_0_260, plain, (function(esk62_0))).
% 1.57/0.70  cnf(i_0_191, plain, (relation(empty_set))).
% 1.57/0.70  cnf(i_0_245, plain, (relation(esk54_0))).
% 1.57/0.70  cnf(i_0_246, plain, (relation(esk55_0))).
% 1.57/0.70  cnf(i_0_397, lemma, (relation_rng(empty_set)=empty_set)).
% 1.57/0.70  cnf(i_0_253, plain, (relation(esk58_0))).
% 1.57/0.70  cnf(i_0_192, plain, (empty(empty_set))).
% 1.57/0.70  cnf(i_0_247, plain, (empty(esk55_0))).
% 1.57/0.70  cnf(i_0_254, plain, (relation(esk59_0))).
% 1.57/0.70  cnf(i_0_261, plain, (relation(esk62_0))).
% 1.57/0.70  cnf(i_0_263, plain, (relation(esk63_0))).
% 1.57/0.70  cnf(i_0_259, plain, (one_to_one(esk62_0))).
% 1.57/0.70  cnf(i_0_250, plain, (empty(esk57_0))).
% 1.57/0.70  cnf(i_0_252, plain, (empty(esk58_0))).
% 1.57/0.70  cnf(i_0_190, plain, (relation_empty_yielding(empty_set))).
% 1.57/0.70  cnf(i_0_262, plain, (relation_empty_yielding(esk63_0))).
% 1.57/0.70  cnf(i_0_199, plain, (function(identity_relation(X1)))).
% 1.57/0.70  cnf(i_0_177, plain, (relation(identity_relation(X1)))).
% 1.57/0.70  cnf(i_0_411, lemma, (relation_dom(identity_relation(X1))=X1)).
% 1.57/0.70  cnf(i_0_410, lemma, (relation_rng(identity_relation(X1))=X1)).
% 1.57/0.70  cnf(i_0_256, plain, (empty(esk60_1(X1)))).
% 1.57/0.70  cnf(i_0_326, lemma, (subset(empty_set,X1))).
% 1.57/0.70  cnf(i_0_267, plain, (subset(X1,X1))).
% 1.57/0.70  cnf(i_0_433, lemma, (union(powerset(X1))=X1)).
% 1.57/0.70  cnf(i_0_371, plain, (set_difference(empty_set,X1)=empty_set)).
% 1.57/0.70  cnf(i_0_306, plain, (set_union2(X1,empty_set)=X1)).
% 1.57/0.70  cnf(i_0_351, plain, (set_difference(X1,empty_set)=X1)).
% 1.57/0.70  cnf(i_0_219, plain, (set_union2(X1,X1)=X1)).
% 1.57/0.70  cnf(i_0_309, lemma, (unordered_pair(empty_set,empty_set)=powerset(empty_set))).
% 1.57/0.70  cnf(i_0_287, lemma, (in(X1,esk64_1(X1)))).
% 1.57/0.70  cnf(i_0_438, plain, (in(X1,esk78_1(X1)))).
% 1.57/0.70  cnf(i_0_164, plain, (element(X1,powerset(X1)))).
% 1.57/0.70  cnf(i_0_185, plain, (element(esk52_1(X1),X1))).
% 1.57/0.70  cnf(i_0_257, plain, (element(esk60_1(X1),powerset(X1)))).
% 1.57/0.70  cnf(i_0_416, lemma, (subset(X1,set_union2(X1,X2)))).
% 1.57/0.70  cnf(i_0_337, lemma, (subset(set_difference(X1,X2),X1))).
% 1.57/0.70  cnf(i_0_322, plain, (set_difference(X1,X1)=empty_set)).
% 1.57/0.70  cnf(i_0_347, lemma, (set_union2(X1,set_difference(X2,X1))=set_union2(X1,X2))).
% 1.57/0.70  cnf(i_0_358, lemma, (set_difference(set_union2(X1,X2),X2)=set_difference(X1,X2))).
% 1.57/0.70  cnf(i_0_47, plain, (set_meet(empty_set)=empty_set)).
% 1.57/0.70  cnf(i_0_76, plain, (in(X1,unordered_pair(X2,X1)))).
% 1.57/0.70  cnf(i_0_77, plain, (in(X1,unordered_pair(X1,X2)))).
% 1.57/0.70  cnf(i_0_8, plain, (unordered_pair(X1,X2)=unordered_pair(X2,X1))).
% 1.57/0.70  cnf(i_0_9, plain, (set_union2(X1,X2)=set_union2(X2,X1))).
% 1.57/0.70  cnf(i_0_10, plain, (set_difference(X1,set_difference(X1,X2))=set_difference(X2,set_difference(X2,X1)))).
% 1.57/0.70  cnf(i_0_255, plain, (~empty(esk59_0))).
% 1.57/0.70  cnf(i_0_258, plain, (~empty(esk61_0))).
% 1.57/0.70  cnf(i_0_196, plain, (~empty(powerset(X1)))).
% 1.57/0.70  cnf(i_0_224, plain, (~proper_subset(X1,X1))).
% 1.57/0.70  cnf(i_0_225, lemma, (unordered_pair(X1,X1)!=empty_set)).
% 1.57/0.70  cnf(i_0_206, plain, (~empty(unordered_pair(X1,X2)))).
% 1.57/0.70  cnf(i_0_60, plain, (~in(X1,empty_set))).
% 1.57/0.70  cnf(i_0_391, negated_conjecture, (relation_rng(function_inverse(esk75_0))!=relation_dom(esk75_0)|relation_dom(function_inverse(esk75_0))!=relation_rng(esk75_0))).
% 1.57/0.70  cnf(i_0_3, plain, (function(X1)|~empty(X1))).
% 1.57/0.70  cnf(i_0_4, plain, (relation(X1)|~empty(X1))).
% 1.57/0.70  cnf(i_0_408, plain, (X1=empty_set|~empty(X1))).
% 1.57/0.70  cnf(i_0_415, plain, (~empty(X1)|~in(X2,X1))).
% 1.57/0.70  cnf(i_0_399, lemma, (~subset(X1,X2)|~proper_subset(X2,X1))).
% 1.57/0.70  cnf(i_0_213, plain, (relation(relation_dom(X1))|~empty(X1))).
% 1.57/0.70  cnf(i_0_215, plain, (relation(relation_rng(X1))|~empty(X1))).
% 1.57/0.70  cnf(i_0_161, plain, (function(function_inverse(X1))|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_162, plain, (relation(function_inverse(X1))|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_248, plain, (empty(X1)|~empty(esk56_1(X1)))).
% 1.57/0.70  cnf(i_0_1, plain, (~in(X1,X2)|~in(X2,X1))).
% 1.57/0.70  cnf(i_0_# SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 1.57/0.70  # SZS output start for /export/starexec/sandbox/benchmark/theBenchmark.p
% 1.57/0.70  # Begin clausification derivation
% 1.57/0.70  
% 1.57/0.70  # End clausification derivation
% 1.57/0.70  # Begin listing active clauses obtained from FOF to CNF conversion
% 1.57/0.70  cnf(i_0_393, negated_conjecture, (function(esk75_0))).
% 1.57/0.70  cnf(i_0_394, negated_conjecture, (relation(esk75_0))).
% 1.57/0.70  cnf(i_0_392, negated_conjecture, (one_to_one(esk75_0))).
% 1.57/0.70  cnf(i_0_244, plain, (function(esk54_0))).
% 1.57/0.70  cnf(i_0_398, lemma, (relation_dom(empty_set)=empty_set)).
% 1.57/0.70  cnf(i_0_251, plain, (function(esk58_0))).
% 1.57/0.70  cnf(i_0_260, plain, (function(esk62_0))).
% 1.57/0.70  cnf(i_0_191, plain, (relation(empty_set))).
% 1.57/0.70  cnf(i_0_245, plain, (relation(esk54_0))).
% 1.57/0.70  cnf(i_0_246, plain, (relation(esk55_0))).
% 1.57/0.70  cnf(i_0_397, lemma, (relation_rng(empty_set)=empty_set)).
% 1.57/0.70  cnf(i_0_253, plain, (relation(esk58_0))).
% 1.57/0.70  cnf(i_0_192, plain, (empty(empty_set))).
% 1.57/0.70  cnf(i_0_247, plain, (empty(esk55_0))).
% 1.57/0.70  cnf(i_0_254, plain, (relation(esk59_0))).
% 1.57/0.70  cnf(i_0_261, plain, (relation(esk62_0))).
% 1.57/0.70  cnf(i_0_263, plain, (relation(esk63_0))).
% 1.57/0.70  cnf(i_0_259, plain, (one_to_one(esk62_0))).
% 1.57/0.70  cnf(i_0_250, plain, (empty(esk57_0))).
% 1.57/0.70  cnf(i_0_252, plain, (empty(esk58_0))).
% 1.57/0.70  cnf(i_0_190, plain, (relation_empty_yielding(empty_set))).
% 1.57/0.70  cnf(i_0_262, plain, (relation_empty_yielding(esk63_0))).
% 1.57/0.70  cnf(i_0_199, plain, (function(identity_relation(X1)))).
% 1.57/0.70  cnf(i_0_177, plain, (relation(identity_relation(X1)))).
% 1.57/0.70  cnf(i_0_411, lemma, (relation_dom(identity_relation(X1))=X1)).
% 1.57/0.70  cnf(i_0_410, lemma, (relation_rng(identity_relation(X1))=X1)).
% 1.57/0.70  cnf(i_0_256, plain, (empty(esk60_1(X1)))).
% 1.57/0.70  cnf(i_0_326, lemma, (subset(empty_set,X1))).
% 1.57/0.70  cnf(i_0_267, plain, (subset(X1,X1))).
% 1.57/0.70  cnf(i_0_433, lemma, (union(powerset(X1))=X1)).
% 1.57/0.70  cnf(i_0_371, plain, (set_difference(empty_set,X1)=empty_set)).
% 1.57/0.70  cnf(i_0_306, plain, (set_union2(X1,empty_set)=X1)).
% 1.57/0.70  cnf(i_0_351, plain, (set_difference(X1,empty_set)=X1)).
% 1.57/0.70  cnf(i_0_219, plain, (set_union2(X1,X1)=X1)).
% 1.57/0.70  cnf(i_0_309, lemma, (unordered_pair(empty_set,empty_set)=powerset(empty_set))).
% 1.57/0.70  cnf(i_0_287, lemma, (in(X1,esk64_1(X1)))).
% 1.57/0.70  cnf(i_0_438, plain, (in(X1,esk78_1(X1)))).
% 1.57/0.70  cnf(i_0_164, plain, (element(X1,powerset(X1)))).
% 1.57/0.70  cnf(i_0_185, plain, (element(esk52_1(X1),X1))).
% 1.57/0.70  cnf(i_0_257, plain, (element(esk60_1(X1),powerset(X1)))).
% 1.57/0.70  cnf(i_0_416, lemma, (subset(X1,set_union2(X1,X2)))).
% 1.57/0.70  cnf(i_0_337, lemma, (subset(set_difference(X1,X2),X1))).
% 1.57/0.70  cnf(i_0_322, plain, (set_difference(X1,X1)=empty_set)).
% 1.57/0.70  cnf(i_0_347, lemma, (set_union2(X1,set_difference(X2,X1))=set_union2(X1,X2))).
% 1.57/0.70  cnf(i_0_358, lemma, (set_difference(set_union2(X1,X2),X2)=set_difference(X1,X2))).
% 1.57/0.70  cnf(i_0_47, plain, (set_meet(empty_set)=empty_set)).
% 1.57/0.70  cnf(i_0_76, plain, (in(X1,unordered_pair(X2,X1)))).
% 1.57/0.70  cnf(i_0_77, plain, (in(X1,unordered_pair(X1,X2)))).
% 1.57/0.70  cnf(i_0_8, plain, (unordered_pair(X1,X2)=unordered_pair(X2,X1))).
% 1.57/0.70  cnf(i_0_9, plain, (set_union2(X1,X2)=set_union2(X2,X1))).
% 1.57/0.70  cnf(i_0_10, plain, (set_difference(X1,set_difference(X1,X2))=set_difference(X2,set_difference(X2,X1)))).
% 1.57/0.70  cnf(i_0_255, plain, (~empty(esk59_0))).
% 1.57/0.70  cnf(i_0_258, plain, (~empty(esk61_0))).
% 1.57/0.70  cnf(i_0_196, plain, (~empty(powerset(X1)))).
% 1.57/0.70  cnf(i_0_224, plain, (~proper_subset(X1,X1))).
% 1.57/0.70  cnf(i_0_225, lemma, (unordered_pair(X1,X1)!=empty_set)).
% 1.57/0.70  cnf(i_0_206, plain, (~empty(unordered_pair(X1,X2)))).
% 1.57/0.70  cnf(i_0_60, plain, (~in(X1,empty_set))).
% 1.57/0.70  cnf(i_0_391, negated_conjecture, (relation_rng(function_inverse(esk75_0))!=relation_dom(esk75_0)|relation_dom(function_inverse(esk75_0))!=relation_rng(esk75_0))).
% 1.57/0.70  cnf(i_0_3, plain, (function(X1)|~empty(X1))).
% 1.57/0.70  cnf(i_0_4, plain, (relation(X1)|~empty(X1))).
% 1.57/0.70  cnf(i_0_408, plain, (X1=empty_set|~empty(X1))).
% 1.57/0.70  cnf(i_0_415, plain, (~empty(X1)|~in(X2,X1))).
% 1.57/0.70  cnf(i_0_399, lemma, (~subset(X1,X2)|~proper_subset(X2,X1))).
% 1.57/0.70  cnf(i_0_213, plain, (relation(relation_dom(X1))|~empty(X1))).
% 1.57/0.70  cnf(i_0_215, plain, (relation(relation_rng(X1))|~empty(X1))).
% 1.57/0.70  cnf(i_0_161, plain, (function(function_inverse(X1))|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_162, plain, (relation(function_inverse(X1))|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_248, plain, (empty(X1)|~empty(esk56_1(X1)))).
% 1.57/0.70  cnf(i_0_1, plain, (~in(X1,X2)|~in(X2,X1))).
% 1.57/0.70  cnf(i_0_172, plain, (relation(relation_inverse(X1))|~relation(X1))).
% 1.57/0.70  cnf(i_0_403, lemma, (relation_dom(X1)=empty_set|relation_rng(X1)!=empty_set|~relation(X1))).
% 1.57/0.70  cnf(i_0_402, lemma, (X1=empty_set|relation_dom(X1)!=empty_set|~relation(X1))).
% 1.57/0.70  cnf(i_0_401, lemma, (X1=empty_set|relation_rng(X1)!=empty_set|~relation(X1))).
% 1.57/0.70  cnf(i_0_2, plain, (~proper_subset(X1,X2)|~proper_subset(X2,X1))).
% 1.57/0.70  cnf(i_0_357, lemma, (X1=empty_set|~subset(X1,empty_set))).
% 1.57/0.70  cnf(i_0_207, plain, (empty(X1)|~empty(set_union2(X2,X1)))).
% 1.57/0.70  cnf(i_0_203, plain, (empty(X1)|~empty(set_union2(X1,X2)))).
% 1.57/0.70  cnf(i_0_404, lemma, (relation_rng(X1)=empty_set|relation_dom(X1)!=empty_set|~relation(X1))).
% 1.57/0.70  cnf(i_0_214, plain, (empty(relation_dom(X1))|~empty(X1))).
% 1.57/0.70  cnf(i_0_216, plain, (empty(relation_rng(X1))|~empty(X1))).
% 1.57/0.70  cnf(i_0_188, plain, (relation(relation_inverse(X1))|~empty(X1))).
% 1.57/0.70  cnf(i_0_211, plain, (empty(X1)|~relation(X1)|~empty(relation_dom(X1)))).
% 1.57/0.70  cnf(i_0_212, plain, (empty(X1)|~relation(X1)|~empty(relation_rng(X1)))).
% 1.57/0.70  cnf(i_0_152, plain, (subset(X1,X2)|~proper_subset(X1,X2))).
% 1.57/0.70  cnf(i_0_227, lemma, (~disjoint(unordered_pair(X1,X1),X2)|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_5, plain, (one_to_one(X1)|~empty(X1))).
% 1.57/0.70  cnf(i_0_338, lemma, (relation_rng(relation_inverse(X1))=relation_dom(X1)|~relation(X1))).
% 1.57/0.70  cnf(i_0_339, lemma, (relation_dom(relation_inverse(X1))=relation_rng(X1)|~relation(X1))).
% 1.57/0.70  cnf(i_0_180, plain, (relation(relation_dom_restriction(X1,X2))|~relation(X1))).
% 1.57/0.70  cnf(i_0_423, plain, (X1=X2|~empty(X2)|~empty(X1))).
% 1.57/0.70  cnf(i_0_189, plain, (empty(relation_inverse(X1))|~empty(X1))).
% 1.57/0.70  cnf(i_0_182, plain, (relation(relation_rng_restriction(X1,X2))|~relation(X2))).
% 1.57/0.70  cnf(i_0_204, plain, (function(relation_inverse(X1))|~one_to_one(X1)|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_222, plain, (relation_inverse(relation_inverse(X1))=X1|~relation(X1))).
% 1.57/0.70  cnf(i_0_232, lemma, (subset(X1,X2)|set_difference(X1,X2)!=empty_set)).
% 1.57/0.70  cnf(i_0_307, plain, (element(X1,X2)|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_353, plain, (subset(X1,X2)|~element(X1,powerset(X2)))).
% 1.57/0.70  cnf(i_0_201, plain, (relation(set_union2(X1,X2))|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_175, plain, (relation(relation_composition(X1,X2))|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_153, plain, (relation_inverse(X1)=function_inverse(X1)|~one_to_one(X1)|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_295, lemma, (relation_image(X1,relation_dom(X1))=relation_rng(X1)|~relation(X1))).
% 1.57/0.70  cnf(i_0_59, plain, (X1=empty_set|in(esk20_1(X1),X1))).
% 1.57/0.70  cnf(i_0_406, lemma, (set_difference(X1,unordered_pair(X2,X2))!=X1|~in(X2,X1))).
% 1.57/0.70  cnf(i_0_418, lemma, (set_difference(X1,X2)=X1|~disjoint(X1,X2))).
% 1.57/0.70  cnf(i_0_396, plain, (~element(X1,powerset(X2))|~empty(X2)|~in(X3,X1))).
% 1.57/0.70  cnf(i_0_45, plain, (relation(X1)|in(esk15_1(X1),X1))).
% 1.57/0.70  cnf(i_0_186, plain, (relation(relation_composition(X1,X2))|~relation(X1)|~empty(X2))).
% 1.57/0.70  cnf(i_0_217, plain, (relation(relation_composition(X1,X2))|~relation(X2)|~empty(X1))).
% 1.57/0.70  cnf(i_0_417, lemma, (disjoint(X1,X2)|set_difference(X1,X2)!=X1)).
% 1.57/0.70  cnf(i_0_231, lemma, (set_difference(X1,X2)=empty_set|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_70, plain, (empty(X1)|~element(X1,X2)|~empty(X2))).
% 1.57/0.70  cnf(i_0_268, plain, (disjoint(X1,X2)|~disjoint(X2,X1))).
% 1.57/0.70  cnf(i_0_354, lemma, (~disjoint(X1,X2)|~in(X3,X2)|~in(X3,X1))).
% 1.57/0.70  cnf(i_0_345, lemma, (in(X1,X2)|~subset(unordered_pair(X3,X1),X2))).
% 1.57/0.70  cnf(i_0_283, lemma, (set_union2(X1,X2)=X2|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_193, plain, (function(relation_composition(X1,X2))|~relation(X2)|~relation(X1)|~function(X2)|~function(X1))).
% 1.57/0.70  cnf(i_0_346, lemma, (in(X1,X2)|~subset(unordered_pair(X1,X3),X2))).
% 1.57/0.70  cnf(i_0_96, plain, (subset(X1,X2)|~in(esk33_2(X1,X2),X2))).
% 1.57/0.70  cnf(i_0_238, lemma, (subset(X1,union(X2))|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_439, lemma, (X1=X2|unordered_pair(X3,X3)!=unordered_pair(X1,X2))).
% 1.57/0.70  cnf(i_0_428, lemma, (X1=X2|unordered_pair(X1,X1)!=unordered_pair(X2,X3))).
% 1.57/0.70  cnf(i_0_17, plain, (X1=X2|~subset(X2,X1)|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_69, plain, (element(X1,X2)|~empty(X2)|~empty(X1))).
% 1.57/0.70  cnf(i_0_352, plain, (element(X1,powerset(X2))|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_373, lemma, (~disjoint(X1,X2)|~in(X3,set_difference(X1,set_difference(X1,X2))))).
% 1.57/0.70  cnf(i_0_210, plain, (empty(X1)|empty(X2)|~empty(cartesian_product2(X1,X2)))).
% 1.57/0.70  cnf(i_0_390, lemma, (~element(X1,powerset(X2))|~in(X3,subset_complement(X2,X1))|~in(X3,X1))).
% 1.57/0.70  cnf(i_0_137, plain, (disjoint(X1,X2)|set_difference(X1,set_difference(X1,X2))!=empty_set)).
% 1.57/0.70  cnf(i_0_422, lemma, (subset(relation_dom_restriction(X1,X2),X1)|~relation(X1))).
% 1.57/0.70  cnf(i_0_187, plain, (empty(relation_composition(X1,X2))|~relation(X1)|~empty(X2))).
% 1.57/0.70  cnf(i_0_218, plain, (empty(relation_composition(X1,X2))|~relation(X2)|~empty(X1))).
% 1.57/0.70  cnf(i_0_277, lemma, (subset(relation_rng_restriction(X1,X2),X2)|~relation(X2))).
% 1.57/0.70  cnf(i_0_319, lemma, (subset(relation_dom(X1),relation_dom(X2))|~subset(X1,X2)|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_249, plain, (element(esk56_1(X1),powerset(X1))|empty(X1))).
% 1.57/0.70  cnf(i_0_242, lemma, (element(X1,powerset(X2))|~in(esk53_2(X1,X2),X2))).
% 1.57/0.70  cnf(i_0_409, lemma, (X1=X2|~subset(unordered_pair(X1,X1),unordered_pair(X2,X2)))).
% 1.57/0.70  cnf(i_0_365, lemma, (X1=empty_set|complements_of_subsets(X2,X1)!=empty_set|~element(X1,powerset(powerset(X2))))).
% 1.57/0.70  cnf(i_0_318, lemma, (subset(relation_rng(X1),relation_rng(X2))|~subset(X1,X2)|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_293, lemma, (subset(relation_image(X1,X2),relation_rng(X1))|~relation(X1))).
% 1.57/0.70  cnf(i_0_301, lemma, (subset(relation_inverse_image(X1,X2),relation_dom(X1))|~relation(X1))).
% 1.57/0.70  cnf(i_0_276, lemma, (subset(relation_rng(relation_rng_restriction(X1,X2)),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_132, plain, (relation_field(X1)=set_union2(relation_dom(X1),relation_rng(X1))|~relation(X1))).
% 1.57/0.70  cnf(i_0_150, plain, (X1=X2|proper_subset(X1,X2)|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_72, plain, (empty(X1)|in(X2,X1)|~element(X2,X1))).
% 1.57/0.70  cnf(i_0_302, lemma, (X1=empty_set|relation_inverse_image(X2,X1)!=empty_set|~subset(X1,relation_rng(X2))|~relation(X2))).
% 1.57/0.70  cnf(i_0_421, lemma, (in(X1,X2)|~relation(X3)|~in(X1,relation_dom(relation_dom_restriction(X3,X2))))).
% 1.57/0.70  cnf(i_0_336, lemma, (apply(identity_relation(X1),X2)=X2|~in(X2,X1))).
% 1.57/0.70  cnf(i_0_315, lemma, (subset(X1,cartesian_product2(relation_dom(X1),relation_rng(X1)))|~relation(X1))).
% 1.57/0.70  cnf(i_0_432, lemma, (subset(relation_rng(relation_dom_restriction(X1,X2)),relation_rng(X1))|~relation(X1))).
% 1.57/0.70  cnf(i_0_278, lemma, (subset(relation_rng(relation_rng_restriction(X1,X2)),relation_rng(X2))|~relation(X2))).
% 1.57/0.70  cnf(i_0_275, lemma, (in(X1,X2)|~relation(X3)|~in(X1,relation_rng(relation_rng_restriction(X2,X3))))).
% 1.57/0.70  cnf(i_0_431, lemma, (relation_composition(identity_relation(X1),X2)=relation_dom_restriction(X2,X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_98, plain, (in(X1,X2)|~subset(X3,X2)|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_308, lemma, (subset(X1,X2)|~subset(X3,X2)|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_400, lemma, (disjoint(X1,X2)|~disjoint(X3,X2)|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_420, lemma, (in(X1,relation_dom(X2))|~relation(X2)|~in(X1,relation_dom(relation_dom_restriction(X2,X3))))).
% 1.57/0.70  cnf(i_0_274, lemma, (in(X1,relation_rng(X2))|~relation(X2)|~in(X1,relation_rng(relation_rng_restriction(X3,X2))))).
% 1.57/0.70  cnf(i_0_296, lemma, (relation_image(X1,relation_rng(X2))=relation_rng(relation_composition(X2,X1))|~relation(X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_195, plain, (relation(set_difference(X1,set_difference(X1,X2)))|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_229, lemma, (subset(unordered_pair(X1,X1),X2)|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_44, plain, (relation(X1)|esk15_1(X1)!=unordered_pair(unordered_pair(X2,X3),unordered_pair(X2,X2)))).
% 1.57/0.70  cnf(i_0_264, plain, (union_of_subsets(X1,X2)=union(X2)|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_228, lemma, (disjoint(unordered_pair(X1,X1),X2)|in(X1,X2))).
% 1.57/0.70  cnf(i_0_361, lemma, (subset(relation_dom(relation_composition(X1,X2)),relation_dom(X1))|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_362, lemma, (subset(relation_rng(relation_composition(X1,X2)),relation_rng(X2))|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_364, lemma, (relation_dom(relation_composition(X1,X2))=relation_dom(X1)|~subset(relation_rng(X1),relation_dom(X2))|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_367, lemma, (relation_rng(relation_composition(X1,X2))=relation_rng(X2)|~subset(relation_dom(X2),relation_rng(X1))|~relation(X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_97, plain, (subset(X1,X2)|in(esk33_2(X1,X2),X1))).
% 1.57/0.70  cnf(i_0_265, plain, (meet_of_subsets(X1,X2)=set_meet(X2)|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_355, lemma, (disjoint(X1,X2)|in(esk69_2(X1,X2),X2))).
% 1.57/0.70  cnf(i_0_272, lemma, (X1=X2|X1=X3|unordered_pair(X1,X4)!=unordered_pair(X2,X3))).
% 1.57/0.70  cnf(i_0_130, plain, (subset_complement(X1,X2)=set_difference(X1,X2)|~element(X2,powerset(X1)))).
% 1.57/0.70  cnf(i_0_356, lemma, (disjoint(X1,X2)|in(esk69_2(X1,X2),X1))).
% 1.57/0.70  cnf(i_0_285, lemma, (in(powerset(X1),esk64_1(X2))|~in(X1,esk64_1(X2)))).
% 1.57/0.70  cnf(i_0_233, lemma, (in(X1,X2)|~element(X3,powerset(X2))|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_372, plain, (element(X1,X2)|~element(X3,powerset(X2))|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_405, lemma, (set_difference(X1,unordered_pair(X2,X2))=X1|in(X2,X1))).
% 1.57/0.70  cnf(i_0_138, plain, (set_difference(X1,set_difference(X1,X2))=empty_set|~disjoint(X1,X2))).
% 1.57/0.70  cnf(i_0_321, lemma, (set_difference(X1,set_difference(X1,X2))=X1|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_226, lemma, (set_union2(unordered_pair(X1,X1),X2)=X2|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_325, plain, (X1=X2|~in(esk67_2(X1,X2),X2)|~in(esk67_2(X1,X2),X1))).
% 1.57/0.70  cnf(i_0_243, lemma, (element(X1,powerset(X2))|in(esk53_2(X1,X2),X1))).
% 1.57/0.70  cnf(i_0_237, lemma, (X1=unordered_pair(X2,X2)|X1=empty_set|~subset(X1,unordered_pair(X2,X2)))).
% 1.57/0.70  cnf(i_0_221, plain, (subset_complement(X1,subset_complement(X1,X2))=X2|~element(X2,powerset(X1)))).
% 1.57/0.70  cnf(i_0_436, plain, (in(esk79_2(X1,X2),esk78_1(X1))|~in(X2,esk78_1(X1)))).
% 1.57/0.70  cnf(i_0_344, lemma, (subset(unordered_pair(X1,X2),X3)|~in(X2,X3)|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_427, lemma, (subset(set_union2(X1,X2),X3)|~subset(X2,X3)|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_359, lemma, (disjoint(X1,X2)|~element(X2,powerset(X3))|~element(X1,powerset(X3))|~subset(X1,subset_complement(X3,X2)))).
% 1.57/0.70  cnf(i_0_169, plain, (element(subset_complement(X1,X2),powerset(X1))|~element(X2,powerset(X1)))).
% 1.57/0.70  cnf(i_0_223, plain, (complements_of_subsets(X1,complements_of_subsets(X1,X2))=X2|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_314, lemma, (in(X1,relation_dom(X2))|~relation(X3)|~relation(X2)|~function(X3)|~function(X2)|~in(X1,relation_dom(relation_composition(X2,X3))))).
% 1.57/0.70  cnf(i_0_429, lemma, (set_difference(relation_dom(X1),set_difference(relation_dom(X1),X2))=relation_dom(relation_dom_restriction(X1,X2))|~relation(X1))).
% 1.57/0.70  cnf(i_0_281, lemma, (set_difference(relation_rng(X1),set_difference(relation_rng(X1),X2))=relation_rng(relation_rng_restriction(X2,X1))|~relation(X1))).
% 1.57/0.70  cnf(i_0_435, plain, (in(X1,esk79_2(X2,X3))|~subset(X1,X3)|~in(X3,esk78_1(X2)))).
% 1.57/0.70  cnf(i_0_288, lemma, (relation_rng_restriction(X1,relation_dom_restriction(X2,X3))=relation_dom_restriction(relation_rng_restriction(X1,X2),X3)|~relation(X2))).
% 1.57/0.70  cnf(i_0_62, plain, (X1=powerset(X2)|~subset(esk21_2(X2,X1),X2)|~in(esk21_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_286, lemma, (in(X1,esk64_1(X2))|~subset(X1,X3)|~in(X3,esk64_1(X2)))).
% 1.57/0.70  cnf(i_0_437, plain, (in(X1,esk78_1(X2))|~subset(X1,X3)|~in(X3,esk78_1(X2)))).
% 1.57/0.70  cnf(i_0_240, lemma, (in(X1,X2)|~in(unordered_pair(unordered_pair(X3,X1),unordered_pair(X3,X3)),cartesian_product2(X4,X2)))).
% 1.57/0.70  cnf(i_0_280, lemma, (subset(cartesian_product2(X1,X2),cartesian_product2(X3,X2))|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_176, plain, (element(union_of_subsets(X1,X2),powerset(X1))|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_178, plain, (element(meet_of_subsets(X1,X2),powerset(X1))|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_279, lemma, (subset(cartesian_product2(X1,X2),cartesian_product2(X1,X3))|~subset(X2,X3))).
% 1.57/0.70  cnf(i_0_329, lemma, (subset(set_difference(X1,X2),set_difference(X3,X2))|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_241, lemma, (in(X1,X2)|~in(unordered_pair(unordered_pair(X1,X3),unordered_pair(X1,X1)),cartesian_product2(X2,X4)))).
% 1.57/0.70  cnf(i_0_74, plain, (X1=unordered_pair(X2,X3)|esk24_3(X2,X3,X1)!=X3|~in(esk24_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_284, lemma, (are_equipotent(X1,esk64_1(X2))|in(X1,esk64_1(X2))|~subset(X1,esk64_1(X2)))).
% 1.57/0.70  cnf(i_0_419, lemma, (in(X1,relation_dom(relation_dom_restriction(X2,X3)))|~relation(X2)|~in(X1,relation_dom(X2))|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_273, lemma, (in(X1,relation_rng(relation_rng_restriction(X2,X3)))|~relation(X3)|~in(X1,relation_rng(X3))|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_434, plain, (are_equipotent(X1,esk78_1(X2))|in(X1,esk78_1(X2))|~subset(X1,esk78_1(X2)))).
% 1.57/0.70  cnf(i_0_75, plain, (X1=unordered_pair(X2,X3)|esk24_3(X2,X3,X1)!=X2|~in(esk24_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_311, lemma, (in(X1,relation_dom(X2))|~relation(X2)|~in(unordered_pair(unordered_pair(X1,X3),unordered_pair(X1,X1)),X2))).
% 1.57/0.70  cnf(i_0_310, lemma, (in(X1,relation_rng(X2))|~relation(X2)|~in(unordered_pair(unordered_pair(X3,X1),unordered_pair(X3,X3)),X2))).
% 1.57/0.70  cnf(i_0_290, lemma, (in(esk65_3(X1,X2,X3),X2)|~relation(X3)|~in(X1,relation_image(X3,X2)))).
% 1.57/0.70  cnf(i_0_298, lemma, (in(esk66_3(X1,X2,X3),X2)|~relation(X3)|~in(X1,relation_inverse_image(X3,X2)))).
% 1.57/0.70  cnf(i_0_303, lemma, (subset(relation_inverse_image(X1,X2),relation_inverse_image(X1,X3))|~subset(X2,X3)|~relation(X1))).
% 1.57/0.70  cnf(i_0_327, lemma, (in(X1,relation_field(X2))|~relation(X2)|~in(unordered_pair(unordered_pair(X3,X1),unordered_pair(X3,X3)),X2))).
% 1.57/0.70  cnf(i_0_328, lemma, (in(X1,relation_field(X2))|~relation(X2)|~in(unordered_pair(unordered_pair(X1,X3),unordered_pair(X1,X1)),X2))).
% 1.57/0.70  cnf(i_0_56, plain, (X1=unordered_pair(X2,X2)|esk19_2(X2,X1)!=X2|~in(esk19_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_116, plain, (X1=union(X2)|~in(esk39_2(X2,X1),X3)|~in(esk39_2(X2,X1),X1)|~in(X3,X2))).
% 1.57/0.70  cnf(i_0_181, plain, (element(complements_of_subsets(X1,X2),powerset(powerset(X1)))|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_292, lemma, (in(esk65_3(X1,X2,X3),relation_dom(X3))|~relation(X3)|~in(X1,relation_image(X3,X2)))).
% 1.57/0.70  cnf(i_0_300, lemma, (in(esk66_3(X1,X2,X3),relation_rng(X3))|~relation(X3)|~in(X1,relation_inverse_image(X3,X2)))).
% 1.57/0.70  cnf(i_0_313, lemma, (in(apply(X1,X2),relation_dom(X3))|~relation(X3)|~relation(X1)|~function(X3)|~function(X1)|~in(X2,relation_dom(relation_composition(X1,X3))))).
% 1.57/0.70  cnf(i_0_55, plain, (esk19_2(X1,X2)=X1|X2=unordered_pair(X1,X1)|in(esk19_2(X1,X2),X2))).
% 1.57/0.70  cnf(i_0_294, lemma, (relation_image(X1,set_difference(relation_dom(X1),set_difference(relation_dom(X1),X2)))=relation_image(X1,X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_360, lemma, (subset(X1,subset_complement(X2,X3))|~disjoint(X1,X3)|~element(X3,powerset(X2))|~element(X1,powerset(X2)))).
% 1.57/0.70  cnf(i_0_266, plain, (subset_difference(X1,X2,X3)=set_difference(X2,X3)|~element(X3,powerset(X1))|~element(X2,powerset(X1)))).
% 1.57/0.70  cnf(i_0_414, lemma, (in(X1,X2)|~relation(X3)|~in(unordered_pair(unordered_pair(X1,X4),unordered_pair(X1,X1)),relation_composition(identity_relation(X2),X3)))).
% 1.57/0.70  cnf(i_0_374, lemma, (disjoint(X1,X2)|in(esk70_2(X1,X2),set_difference(X1,set_difference(X1,X2))))).
% 1.57/0.70  cnf(i_0_425, lemma, (X1=apply(X2,X3)|~relation(X2)|~function(X2)|~in(unordered_pair(unordered_pair(X3,X1),unordered_pair(X3,X3)),X2))).
% 1.57/0.70  cnf(i_0_282, lemma, (subset(cartesian_product2(X1,X2),cartesian_product2(X3,X4))|~subset(X2,X4)|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_305, lemma, (subset(X1,set_difference(X2,set_difference(X2,X3)))|~subset(X1,X3)|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_234, lemma, (subset(X1,set_difference(X2,unordered_pair(X3,X3)))|in(X3,X1)|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_330, lemma, (X1=X2|unordered_pair(unordered_pair(X3,X1),unordered_pair(X3,X3))!=unordered_pair(unordered_pair(X4,X2),unordered_pair(X4,X4)))).
% 1.57/0.70  cnf(i_0_331, lemma, (X1=X2|unordered_pair(unordered_pair(X1,X3),unordered_pair(X1,X1))!=unordered_pair(unordered_pair(X2,X4),unordered_pair(X2,X2)))).
% 1.57/0.70  cnf(i_0_80, plain, (X1=set_union2(X2,X3)|~in(esk25_3(X2,X3,X1),X1)|~in(esk25_3(X2,X3,X1),X3))).
% 1.57/0.70  cnf(i_0_81, plain, (X1=set_union2(X2,X3)|~in(esk25_3(X2,X3,X1),X1)|~in(esk25_3(X2,X3,X1),X2))).
% 1.57/0.70  cnf(i_0_50, plain, (X1=set_meet(X2)|X2=empty_set|~in(esk17_2(X2,X1),esk18_2(X2,X1))|~in(esk17_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_179, plain, (element(subset_difference(X1,X2,X3),powerset(X1))|~element(X3,powerset(X1))|~element(X2,powerset(X1)))).
% 1.57/0.70  cnf(i_0_324, plain, (X1=X2|in(esk67_2(X1,X2),X1)|in(esk67_2(X1,X2),X2))).
% 1.57/0.70  cnf(i_0_61, plain, (X1=powerset(X2)|subset(esk21_2(X2,X1),X2)|in(esk21_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_312, lemma, (in(X1,relation_dom(relation_composition(X2,X3)))|~relation(X3)|~relation(X2)|~function(X3)|~function(X2)|~in(apply(X2,X1),relation_dom(X3))|~in(X1,relation_dom(X2)))).
% 1.57/0.70  cnf(i_0_114, plain, (X1=union(X2)|in(esk40_2(X2,X1),X2)|in(esk39_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_115, plain, (X1=union(X2)|in(esk39_2(X2,X1),esk40_2(X2,X1))|in(esk39_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_375, lemma, (X1=empty_set|in(X2,subset_complement(X1,X3))|in(X2,X3)|~element(X3,powerset(X1))|~element(X2,X1))).
% 1.57/0.70  cnf(i_0_127, plain, (X1=relation_rng(X2)|~relation(X2)|~in(unordered_pair(unordered_pair(X3,esk43_2(X2,X1)),unordered_pair(X3,X3)),X2)|~in(esk43_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_320, lemma, (subset(set_difference(X1,set_difference(X1,X2)),set_difference(X3,set_difference(X3,X2)))|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_51, plain, (X1=set_meet(X2)|X2=empty_set|in(esk18_2(X2,X1),X2)|~in(esk17_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_317, lemma, (apply(relation_composition(X1,X2),X3)=apply(X2,apply(X1,X3))|~relation(X2)|~relation(X1)|~function(X2)|~function(X1)|~in(X3,relation_dom(X1)))).
% 1.57/0.70  cnf(i_0_49, plain, (X1=set_meet(X2)|X2=empty_set|in(esk17_2(X2,X1),X1)|in(esk17_2(X2,X1),X3)|~in(X3,X2))).
% 1.57/0.70  cnf(i_0_369, lemma, (subset_difference(X1,X1,meet_of_subsets(X1,X2))=union_of_subsets(X1,complements_of_subsets(X1,X2))|X2=empty_set|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_93, plain, (subset(X1,X2)|~relation(X2)|~relation(X1)|~in(unordered_pair(unordered_pair(esk31_2(X1,X2),esk31_2(X1,X2)),unordered_pair(esk31_2(X1,X2),esk32_2(X1,X2))),X2))).
% 1.57/0.70  cnf(i_0_120, plain, (X1=set_difference(X2,X3)|in(esk41_3(X2,X3,X1),X1)|~in(esk41_3(X2,X3,X1),X3))).
% 1.57/0.70  cnf(i_0_368, lemma, (subset_difference(X1,X1,union_of_subsets(X1,X2))=meet_of_subsets(X1,complements_of_subsets(X1,X2))|X2=empty_set|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_316, lemma, (apply(relation_composition(X1,X2),X3)=apply(X2,apply(X1,X3))|~relation(X1)|~relation(X2)|~function(X1)|~function(X2)|~in(X3,relation_dom(relation_composition(X1,X2))))).
% 1.57/0.70  cnf(i_0_384, lemma, (X1=function_inverse(X2)|in(esk74_2(X2,X1),relation_dom(X2))|in(esk71_2(X2,X1),relation_rng(X2))|relation_rng(X2)!=relation_dom(X1)|~one_to_one(X2)|~relation(X1)|~relation(X2)|~function(X1)|~function(X2))).
% 1.57/0.70  cnf(i_0_73, plain, (esk24_3(X1,X2,X3)=X1|esk24_3(X1,X2,X3)=X2|X3=unordered_pair(X1,X2)|in(esk24_3(X1,X2,X3),X3))).
% 1.57/0.70  cnf(i_0_110, plain, (X1=relation_dom(X2)|~relation(X2)|~in(unordered_pair(unordered_pair(esk36_2(X2,X1),X3),unordered_pair(esk36_2(X2,X1),esk36_2(X2,X1))),X2)|~in(esk36_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_413, lemma, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X3)|~relation(X3)|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_composition(identity_relation(X4),X3)))).
% 1.57/0.70  cnf(i_0_239, lemma, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),cartesian_product2(X3,X4))|~in(X2,X4)|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_87, plain, (X1=cartesian_product2(X2,X3)|in(esk29_3(X2,X3,X1),X2)|in(esk28_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_147, plain, (X1=complements_of_subsets(X2,X3)|element(esk51_3(X2,X3,X1),powerset(X2))|~element(X1,powerset(powerset(X2)))|~element(X3,powerset(powerset(X2))))).
% 1.57/0.70  cnf(i_0_86, plain, (X1=cartesian_product2(X2,X3)|in(esk30_3(X2,X3,X1),X3)|in(esk28_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_381, lemma, (apply(X1,esk71_2(X2,X1))=esk72_2(X2,X1)|X1=function_inverse(X2)|in(esk74_2(X2,X1),relation_dom(X2))|relation_rng(X2)!=relation_dom(X1)|~one_to_one(X2)|~relation(X1)|~relation(X2)|~function(X1)|~function(X2))).
% 1.57/0.70  cnf(i_0_121, plain, (X1=set_difference(X2,X3)|in(esk41_3(X2,X3,X1),X2)|in(esk41_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_289, lemma, (in(X1,relation_image(X2,X3))|~relation(X2)|~in(unordered_pair(unordered_pair(X4,X1),unordered_pair(X4,X4)),X2)|~in(X4,X3))).
% 1.57/0.70  cnf(i_0_297, lemma, (in(X1,relation_inverse_image(X2,X3))|~relation(X2)|~in(unordered_pair(unordered_pair(X1,X4),unordered_pair(X1,X1)),X2)|~in(X4,X3))).
% 1.57/0.70  cnf(i_0_101, plain, (X1=set_difference(X2,set_difference(X2,X3))|~in(esk34_3(X2,X3,X1),X1)|~in(esk34_3(X2,X3,X1),X3)|~in(esk34_3(X2,X3,X1),X2))).
% 1.57/0.70  cnf(i_0_395, lemma, (X1=empty_set|in(unordered_pair(unordered_pair(esk76_1(X1),esk76_1(X1)),unordered_pair(esk76_1(X1),esk77_1(X1))),X1)|~relation(X1))).
% 1.57/0.70  cnf(i_0_299, lemma, (in(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,esk66_3(X1,X2,X3))),X3)|~relation(X3)|~in(X1,relation_inverse_image(X3,X2)))).
% 1.57/0.70  cnf(i_0_32, plain, (X1=relation_image(X2,X3)|in(esk9_3(X2,X3,X1),X3)|in(esk8_3(X2,X3,X1),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_38, plain, (X1=relation_inverse_image(X2,X3)|in(esk12_3(X2,X3,X1),X3)|in(esk11_3(X2,X3,X1),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_383, lemma, (apply(X1,esk74_2(X1,X2))=esk73_2(X1,X2)|X2=function_inverse(X1)|in(esk71_2(X1,X2),relation_rng(X1))|relation_rng(X1)!=relation_dom(X2)|~one_to_one(X1)|~relation(X2)|~relation(X1)|~function(X2)|~function(X1))).
% 1.57/0.70  cnf(i_0_100, plain, (X1=set_difference(X2,set_difference(X2,X3))|in(esk34_3(X2,X3,X1),X2)|in(esk34_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_146, plain, (X1=complements_of_subsets(X2,X3)|~element(X1,powerset(powerset(X2)))|~element(X3,powerset(powerset(X2)))|~in(subset_complement(X2,esk51_3(X2,X3,X1)),X3)|~in(esk51_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_34, plain, (X1=relation_image(X2,X3)|~relation(X2)|~in(unordered_pair(unordered_pair(X4,esk8_3(X2,X3,X1)),unordered_pair(X4,X4)),X2)|~in(esk8_3(X2,X3,X1),X1)|~in(X4,X3))).
% 1.57/0.70  cnf(i_0_88, plain, (X1=cartesian_product2(X2,X3)|esk28_3(X2,X3,X1)!=unordered_pair(unordered_pair(X4,X5),unordered_pair(X4,X4))|~in(esk28_3(X2,X3,X1),X1)|~in(X5,X3)|~in(X4,X2))).
% 1.57/0.70  cnf(i_0_99, plain, (X1=set_difference(X2,set_difference(X2,X3))|in(esk34_3(X2,X3,X1),X3)|in(esk34_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_378, lemma, (X1=function_inverse(X2)|in(esk74_2(X2,X1),relation_dom(X2))|apply(X2,esk72_2(X2,X1))!=esk71_2(X2,X1)|relation_rng(X2)!=relation_dom(X1)|~one_to_one(X2)|~relation(X1)|~relation(X2)|~function(X1)|~function(X2)|~in(esk72_2(X2,X1),relation_dom(X2)))).
% 1.57/0.70  cnf(i_0_382, lemma, (X1=function_inverse(X2)|in(esk71_2(X2,X1),relation_rng(X2))|apply(X1,esk73_2(X2,X1))!=esk74_2(X2,X1)|relation_rng(X2)!=relation_dom(X1)|~one_to_one(X2)|~relation(X1)|~relation(X2)|~function(X1)|~function(X2)|~in(esk73_2(X2,X1),relation_rng(X2)))).
% 1.57/0.70  cnf(i_0_122, plain, (X1=set_difference(X2,X3)|in(esk41_3(X2,X3,X1),X3)|~in(esk41_3(X2,X3,X1),X1)|~in(esk41_3(X2,X3,X1),X2))).
% 1.57/0.70  cnf(i_0_380, lemma, (apply(X1,esk74_2(X1,X2))=esk73_2(X1,X2)|apply(X2,esk71_2(X1,X2))=esk72_2(X1,X2)|X2=function_inverse(X1)|relation_rng(X1)!=relation_dom(X2)|~one_to_one(X1)|~relation(X2)|~relation(X1)|~function(X2)|~function(X1))).
% 1.57/0.70  cnf(i_0_46, plain, (unordered_pair(unordered_pair(esk13_2(X1,X2),esk13_2(X1,X2)),unordered_pair(esk13_2(X1,X2),esk14_2(X1,X2)))=X2|~relation(X1)|~in(X2,X1))).
% 1.57/0.70  cnf(i_0_13, plain, (X1=identity_relation(X2)|esk2_2(X2,X1)!=esk1_2(X2,X1)|~relation(X1)|~in(unordered_pair(unordered_pair(esk1_2(X2,X1),esk1_2(X2,X1)),unordered_pair(esk1_2(X2,X1),esk2_2(X2,X1))),X1)|~in(esk1_2(X2,X1),X2))).
% 1.57/0.70  cnf(i_0_40, plain, (X1=relation_inverse_image(X2,X3)|~relation(X2)|~in(unordered_pair(unordered_pair(esk11_3(X2,X3,X1),X4),unordered_pair(esk11_3(X2,X3,X1),esk11_3(X2,X3,X1))),X2)|~in(esk11_3(X2,X3,X1),X1)|~in(X4,X3))).
% 1.57/0.70  cnf(i_0_79, plain, (X1=set_union2(X2,X3)|in(esk25_3(X2,X3,X1),X2)|in(esk25_3(X2,X3,X1),X3)|in(esk25_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_377, lemma, (apply(X1,esk74_2(X1,X2))=esk73_2(X1,X2)|X2=function_inverse(X1)|apply(X1,esk72_2(X1,X2))!=esk71_2(X1,X2)|relation_rng(X1)!=relation_dom(X2)|~one_to_one(X1)|~relation(X2)|~relation(X1)|~function(X2)|~function(X1)|~in(esk72_2(X1,X2),relation_dom(X1)))).
% 1.57/0.70  cnf(i_0_379, lemma, (apply(X1,esk71_2(X2,X1))=esk72_2(X2,X1)|X1=function_inverse(X2)|apply(X1,esk73_2(X2,X1))!=esk74_2(X2,X1)|relation_rng(X2)!=relation_dom(X1)|~one_to_one(X2)|~relation(X1)|~relation(X2)|~function(X1)|~function(X2)|~in(esk73_2(X2,X1),relation_rng(X2)))).
% 1.57/0.70  cnf(i_0_412, lemma, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_composition(identity_relation(X3),X4))|~relation(X4)|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X4)|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_376, lemma, (X1=function_inverse(X2)|apply(X2,esk72_2(X2,X1))!=esk71_2(X2,X1)|apply(X1,esk73_2(X2,X1))!=esk74_2(X2,X1)|relation_rng(X2)!=relation_dom(X1)|~one_to_one(X2)|~relation(X1)|~relation(X2)|~function(X1)|~function(X2)|~in(esk72_2(X2,X1),relation_dom(X2))|~in(esk73_2(X2,X1),relation_rng(X2)))).
% 1.57/0.70  cnf(i_0_94, plain, (subset(X1,X2)|in(unordered_pair(unordered_pair(esk31_2(X1,X2),esk31_2(X1,X2)),unordered_pair(esk31_2(X1,X2),esk32_2(X1,X2))),X1)|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_291, lemma, (in(unordered_pair(unordered_pair(X1,esk65_3(X1,X2,X3)),unordered_pair(esk65_3(X1,X2,X3),esk65_3(X1,X2,X3))),X3)|~relation(X3)|~in(X1,relation_image(X3,X2)))).
% 1.57/0.70  cnf(i_0_145, plain, (X1=complements_of_subsets(X2,X3)|in(subset_complement(X2,esk51_3(X2,X3,X1)),X3)|in(esk51_3(X2,X3,X1),X1)|~element(X1,powerset(powerset(X2)))|~element(X3,powerset(powerset(X2))))).
% 1.57/0.70  cnf(i_0_109, plain, (X1=relation_dom(X2)|in(unordered_pair(unordered_pair(esk36_2(X2,X1),esk36_2(X2,X1)),unordered_pair(esk36_2(X2,X1),esk37_2(X2,X1))),X2)|in(esk36_2(X2,X1),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_11, plain, (esk2_2(X1,X2)=esk1_2(X1,X2)|X2=identity_relation(X1)|in(unordered_pair(unordered_pair(esk1_2(X1,X2),esk1_2(X1,X2)),unordered_pair(esk1_2(X1,X2),esk2_2(X1,X2))),X2)|~relation(X2))).
% 1.57/0.70  cnf(i_0_126, plain, (X1=relation_rng(X2)|in(unordered_pair(unordered_pair(esk43_2(X2,X1),esk44_2(X2,X1)),unordered_pair(esk44_2(X2,X1),esk44_2(X2,X1))),X2)|in(esk43_2(X2,X1),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_66, plain, (X1=X2|~relation(X2)|~relation(X1)|~in(unordered_pair(unordered_pair(esk22_2(X1,X2),esk22_2(X1,X2)),unordered_pair(esk22_2(X1,X2),esk23_2(X1,X2))),X2)|~in(unordered_pair(unordered_pair(esk22_2(X1,X2),esk22_2(X1,X2)),unordered_pair(esk22_2(X1,X2),esk23_2(X1,X2))),X1))).
% 1.57/0.70  cnf(i_0_134, plain, (X1=relation_inverse(X2)|~relation(X1)|~relation(X2)|~in(unordered_pair(unordered_pair(esk45_2(X2,X1),esk45_2(X2,X1)),unordered_pair(esk45_2(X2,X1),esk46_2(X2,X1))),X1)|~in(unordered_pair(unordered_pair(esk45_2(X2,X1),esk46_2(X2,X1)),unordered_pair(esk46_2(X2,X1),esk46_2(X2,X1))),X2))).
% 1.57/0.70  cnf(i_0_12, plain, (X1=identity_relation(X2)|in(unordered_pair(unordered_pair(esk1_2(X2,X1),esk1_2(X2,X1)),unordered_pair(esk1_2(X2,X1),esk2_2(X2,X1))),X1)|in(esk1_2(X2,X1),X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_33, plain, (X1=relation_image(X2,X3)|in(unordered_pair(unordered_pair(esk8_3(X2,X3,X1),esk9_3(X2,X3,X1)),unordered_pair(esk9_3(X2,X3,X1),esk9_3(X2,X3,X1))),X2)|in(esk8_3(X2,X3,X1),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_39, plain, (X1=relation_inverse_image(X2,X3)|in(unordered_pair(unordered_pair(esk11_3(X2,X3,X1),esk11_3(X2,X3,X1)),unordered_pair(esk11_3(X2,X3,X1),esk12_3(X2,X3,X1))),X2)|in(esk11_3(X2,X3,X1),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_85, plain, (unordered_pair(unordered_pair(esk29_3(X1,X2,X3),esk29_3(X1,X2,X3)),unordered_pair(esk29_3(X1,X2,X3),esk30_3(X1,X2,X3)))=esk28_3(X1,X2,X3)|X3=cartesian_product2(X1,X2)|in(esk28_3(X1,X2,X3),X3))).
% 1.57/0.70  cnf(i_0_65, plain, (X1=X2|in(unordered_pair(unordered_pair(esk22_2(X1,X2),esk22_2(X1,X2)),unordered_pair(esk22_2(X1,X2),esk23_2(X1,X2))),X1)|in(unordered_pair(unordered_pair(esk22_2(X1,X2),esk22_2(X1,X2)),unordered_pair(esk22_2(X1,X2),esk23_2(X1,X2))),X2)|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_21, plain, (X1=relation_dom_restriction(X2,X3)|in(unordered_pair(unordered_pair(esk3_3(X2,X3,X1),esk3_3(X2,X3,X1)),unordered_pair(esk3_3(X2,X3,X1),esk4_3(X2,X3,X1))),X1)|in(esk3_3(X2,X3,X1),X3)|~relation(X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_22, plain, (X1=relation_dom_restriction(X2,X3)|~relation(X1)|~relation(X2)|~in(unordered_pair(unordered_pair(esk3_3(X2,X3,X1),esk3_3(X2,X3,X1)),unordered_pair(esk3_3(X2,X3,X1),esk4_3(X2,X3,X1))),X1)|~in(unordered_pair(unordered_pair(esk3_3(X2,X3,X1),esk3_3(X2,X3,X1)),unordered_pair(esk3_3(X2,X3,X1),esk4_3(X2,X3,X1))),X2)|~in(esk3_3(X2,X3,X1),X3))).
% 1.57/0.70  cnf(i_0_28, plain, (X1=relation_rng_restriction(X2,X3)|~relation(X1)|~relation(X3)|~in(unordered_pair(unordered_pair(esk6_3(X2,X3,X1),esk5_3(X2,X3,X1)),unordered_pair(esk5_3(X2,X3,X1),esk5_3(X2,X3,X1))),X1)|~in(unordered_pair(unordered_pair(esk6_3(X2,X3,X1),esk5_3(X2,X3,X1)),unordered_pair(esk5_3(X2,X3,X1),esk5_3(X2,X3,X1))),X3)|~in(esk6_3(X2,X3,X1),X2))).
% 1.57/0.70  cnf(i_0_27, plain, (X1=relation_rng_restriction(X2,X3)|in(unordered_pair(unordered_pair(esk6_3(X2,X3,X1),esk5_3(X2,X3,X1)),unordered_pair(esk5_3(X2,X3,X1),esk5_3(X2,X3,X1))),X1)|in(esk6_3(X2,X3,X1),X2)|~relation(X1)|~relation(X3))).
% 1.57/0.70  cnf(i_0_141, plain, (X1=relation_composition(X2,X3)|~relation(X1)|~relation(X3)|~relation(X2)|~in(unordered_pair(unordered_pair(esk48_3(X2,X3,X1),esk48_3(X2,X3,X1)),unordered_pair(esk48_3(X2,X3,X1),esk49_3(X2,X3,X1))),X1)|~in(unordered_pair(unordered_pair(esk48_3(X2,X3,X1),X4),unordered_pair(esk48_3(X2,X3,X1),esk48_3(X2,X3,X1))),X2)|~in(unordered_pair(unordered_pair(X4,esk49_3(X2,X3,X1)),unordered_pair(X4,X4)),X3))).
% 1.57/0.70  cnf(i_0_133, plain, (X1=relation_inverse(X2)|in(unordered_pair(unordered_pair(esk45_2(X2,X1),esk46_2(X2,X1)),unordered_pair(esk46_2(X2,X1),esk46_2(X2,X1))),X2)|in(unordered_pair(unordered_pair(esk45_2(X2,X1),esk45_2(X2,X1)),unordered_pair(esk45_2(X2,X1),esk46_2(X2,X1))),X1)|~relation(X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_20, plain, (X1=relation_dom_restriction(X2,X3)|in(unordered_pair(unordered_pair(esk3_3(X2,X3,X1),esk3_3(X2,X3,X1)),unordered_pair(esk3_3(X2,X3,X1),esk4_3(X2,X3,X1))),X2)|in(unordered_pair(unordered_pair(esk3_3(X2,X3,X1),esk3_3(X2,X3,X1)),unordered_pair(esk3_3(X2,X3,X1),esk4_3(X2,X3,X1))),X1)|~relation(X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_26, plain, (X1=relation_rng_restriction(X2,X3)|in(unordered_pair(unordered_pair(esk6_3(X2,X3,X1),esk5_3(X2,X3,X1)),unordered_pair(esk5_3(X2,X3,X1),esk5_3(X2,X3,X1))),X3)|in(unordered_pair(unordered_pair(esk6_3(X2,X3,X1),esk5_3(X2,X3,X1)),unordered_pair(esk5_3(X2,X3,X1),esk5_3(X2,X3,X1))),X1)|~relation(X1)|~relation(X3))).
% 1.57/0.70  cnf(i_0_140, plain, (X1=relation_composition(X2,X3)|in(unordered_pair(unordered_pair(esk48_3(X2,X3,X1),esk48_3(X2,X3,X1)),unordered_pair(esk48_3(X2,X3,X1),esk50_3(X2,X3,X1))),X2)|in(unordered_pair(unordered_pair(esk48_3(X2,X3,X1),esk48_3(X2,X3,X1)),unordered_pair(esk48_3(X2,X3,X1),esk49_3(X2,X3,X1))),X1)|~relation(X1)|~relation(X3)|~relation(X2))).
% 1.57/0.70  cnf(i_0_139, plain, (X1=relation_composition(X2,X3)|in(unordered_pair(unordered_pair(esk49_3(X2,X3,X1),esk50_3(X2,X3,X1)),unordered_pair(esk50_3(X2,X3,X1),esk50_3(X2,X3,X1))),X3)|in(unordered_pair(unordered_pair(esk48_3(X2,X3,X1),esk48_3(X2,X3,X1)),unordered_pair(esk48_3(X2,X3,X1),esk49_3(X2,X3,X1))),X1)|~relation(X1)|~relation(X3)|~relation(X2))).
% 1.57/0.70  cnf(i_0_124, plain, (~in(X1,set_difference(X2,X3))|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_389, lemma, (relation_dom(function_inverse(X1))=relation_rng(X1)|~one_to_one(X1)|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_58, plain, (X1=X2|~in(X1,unordered_pair(X2,X2)))).
% 1.57/0.70  cnf(i_0_64, plain, (subset(X1,X2)|~in(X1,powerset(X2)))).
% 1.57/0.70  cnf(i_0_63, plain, (in(X1,powerset(X2))|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_125, plain, (in(X1,X2)|~in(X1,set_difference(X2,X3)))).
% 1.57/0.70  cnf(i_0_103, plain, (in(X1,X2)|~in(X1,set_difference(X3,set_difference(X3,X2))))).
% 1.57/0.70  cnf(i_0_78, plain, (X1=X2|X1=X3|~in(X1,unordered_pair(X3,X2)))).
% 1.57/0.70  cnf(i_0_82, plain, (in(X1,set_union2(X2,X3))|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_83, plain, (in(X1,set_union2(X2,X3))|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_106, plain, (apply(X1,X2)=empty_set|in(X2,relation_dom(X1))|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_117, plain, (in(X1,union(X2))|~in(X3,X2)|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_123, plain, (in(X1,set_difference(X2,X3))|in(X1,X3)|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_84, plain, (in(X1,X2)|in(X1,X3)|~in(X1,set_union2(X3,X2)))).
% 1.57/0.70  cnf(i_0_52, plain, (X1=empty_set|in(X2,set_meet(X1))|~in(X2,esk16_3(X1,set_meet(X1),X2)))).
% 1.57/0.70  cnf(i_0_119, plain, (in(X1,esk38_3(X2,union(X2),X1))|~in(X1,union(X2)))).
% 1.57/0.70  cnf(i_0_332, lemma, (identity_relation(relation_dom(X1))=X1|apply(X1,esk68_2(relation_dom(X1),X1))!=esk68_2(relation_dom(X1),X1)|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_15, plain, (X1=X2|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),identity_relation(X3)))).
% 1.57/0.70  cnf(i_0_333, lemma, (identity_relation(relation_dom(X1))=X1|in(esk68_2(relation_dom(X1),X1),relation_dom(X1))|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_16, plain, (in(X1,X2)|~in(unordered_pair(unordered_pair(X1,X3),unordered_pair(X1,X1)),identity_relation(X2)))).
% 1.57/0.70  cnf(i_0_118, plain, (in(esk38_3(X1,union(X1),X2),X1)|~in(X2,union(X1)))).
% 1.57/0.70  cnf(i_0_53, plain, (X1=empty_set|in(esk16_3(X1,set_meet(X1),X2),X1)|in(X2,set_meet(X1)))).
% 1.57/0.70  cnf(i_0_54, plain, (X1=empty_set|in(X2,X3)|~in(X2,set_meet(X1))|~in(X3,X1))).
% 1.57/0.70  cnf(i_0_102, plain, (in(X1,set_difference(X2,set_difference(X2,X3)))|~in(X1,X3)|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_25, plain, (in(X1,X2)|~relation(X3)|~in(unordered_pair(unordered_pair(X1,X4),unordered_pair(X1,X1)),relation_dom_restriction(X3,X2)))).
% 1.57/0.70  cnf(i_0_31, plain, (in(X1,X2)|~relation(X3)|~in(unordered_pair(unordered_pair(X4,X1),unordered_pair(X4,X4)),relation_rng_restriction(X2,X3)))).
% 1.57/0.70  cnf(i_0_92, plain, (in(esk26_4(X1,X2,cartesian_product2(X1,X2),X3),X1)|~in(X3,cartesian_product2(X1,X2)))).
% 1.57/0.70  cnf(i_0_388, lemma, (in(apply(function_inverse(X1),X2),relation_dom(X1))|~one_to_one(X1)|~relation(X1)|~function(X1)|~in(X2,relation_rng(X1)))).
% 1.57/0.70  cnf(i_0_386, lemma, (in(apply(X1,X2),relation_rng(X1))|~one_to_one(X1)|~relation(X1)|~function(X1)|~in(X2,relation_dom(X1)))).
% 1.57/0.70  cnf(i_0_385, lemma, (apply(function_inverse(X1),apply(X1,X2))=X2|~one_to_one(X1)|~relation(X1)|~function(X1)|~in(X2,relation_dom(X1)))).
% 1.57/0.70  cnf(i_0_387, lemma, (apply(X1,apply(function_inverse(X1),X2))=X2|~one_to_one(X1)|~relation(X1)|~function(X1)|~in(X2,relation_rng(X1)))).
% 1.57/0.70  cnf(i_0_91, plain, (in(esk27_4(X1,X2,cartesian_product2(X1,X2),X3),X2)|~in(X3,cartesian_product2(X1,X2)))).
% 1.57/0.70  cnf(i_0_14, plain, (in(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,X1)),identity_relation(X2))|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_36, plain, (in(esk7_4(X1,X2,relation_image(X1,X2),X3),X2)|~relation(X1)|~in(X3,relation_image(X1,X2)))).
% 1.57/0.70  cnf(i_0_42, plain, (in(esk10_4(X1,X2,relation_inverse_image(X1,X2),X3),X2)|~relation(X1)|~in(X3,relation_inverse_image(X1,X2)))).
% 1.57/0.70  cnf(i_0_108, plain, (in(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,apply(X2,X1))),X2)|~relation(X2)|~function(X2)|~in(X1,relation_dom(X2)))).
% 1.57/0.70  cnf(i_0_149, plain, (in(subset_complement(X1,X2),X3)|~element(X3,powerset(powerset(X1)))|~in(X2,complements_of_subsets(X1,X3)))).
% 1.57/0.70  cnf(i_0_112, plain, (in(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,esk35_3(X2,relation_dom(X2),X1))),X2)|~relation(X2)|~in(X1,relation_dom(X2)))).
% 1.57/0.70  cnf(i_0_148, plain, (in(X1,complements_of_subsets(X2,X3))|~element(X3,powerset(powerset(X2)))|~element(X1,powerset(X2))|~in(subset_complement(X2,X1),X3))).
% 1.57/0.70  cnf(i_0_43, plain, (in(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,esk10_4(X2,X3,relation_inverse_image(X2,X3),X1))),X2)|~relation(X2)|~in(X1,relation_inverse_image(X2,X3)))).
% 1.57/0.70  cnf(i_0_24, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X3)|~relation(X3)|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_dom_restriction(X3,X4)))).
% 1.57/0.70  cnf(i_0_30, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X3)|~relation(X3)|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_rng_restriction(X4,X3)))).
% 1.57/0.70  cnf(i_0_136, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X3)|~relation(X3)|~in(unordered_pair(unordered_pair(X2,X1),unordered_pair(X2,X2)),relation_inverse(X3)))).
% 1.57/0.70  cnf(i_0_135, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_inverse(X3))|~relation(X3)|~in(unordered_pair(unordered_pair(X2,X1),unordered_pair(X2,X2)),X3))).
% 1.57/0.70  cnf(i_0_29, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_rng_restriction(X3,X4))|~relation(X4)|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X4)|~in(X2,X3))).
% 1.57/0.70  cnf(i_0_23, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_dom_restriction(X3,X4))|~relation(X3)|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X3)|~in(X1,X4))).
% 1.57/0.70  cnf(i_0_129, plain, (in(unordered_pair(unordered_pair(X1,esk42_3(X2,relation_rng(X2),X1)),unordered_pair(esk42_3(X2,relation_rng(X2),X1),esk42_3(X2,relation_rng(X2),X1))),X2)|~relation(X2)|~in(X1,relation_rng(X2)))).
% 1.57/0.70  cnf(i_0_144, plain, (in(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,esk47_5(X2,X3,relation_composition(X2,X3),X1,X4))),X2)|~relation(X3)|~relation(X2)|~in(unordered_pair(unordered_pair(X1,X4),unordered_pair(X1,X1)),relation_composition(X2,X3)))).
% 1.57/0.70  cnf(i_0_142, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_composition(X3,X4))|~relation(X4)|~relation(X3)|~in(unordered_pair(unordered_pair(X5,X2),unordered_pair(X5,X5)),X4)|~in(unordered_pair(unordered_pair(X1,X5),unordered_pair(X1,X1)),X3))).
% 1.57/0.70  cnf(i_0_37, plain, (in(unordered_pair(unordered_pair(X1,esk7_4(X2,X3,relation_image(X2,X3),X1)),unordered_pair(esk7_4(X2,X3,relation_image(X2,X3),X1),esk7_4(X2,X3,relation_image(X2,X3),X1))),X2)|~relation(X2)|~in(X1,relation_image(X2,X3)))).
% 1.57/0.70  cnf(i_0_90, plain, (unordered_pair(unordered_pair(esk26_4(X1,X2,cartesian_product2(X1,X2),X3),esk26_4(X1,X2,cartesian_product2(X1,X2),X3)),unordered_pair(esk26_4(X1,X2,cartesian_product2(X1,X2),X3),esk27_4(X1,X2,cartesian_product2(X1,X2),X3)))=X3|~in(X3,cartesian_product2(X1,X2)))).
% 1.57/0.70  cnf(i_0_143, plain, (in(unordered_pair(unordered_pair(X1,esk47_5(X2,X3,relation_composition(X2,X3),X4,X1)),unordered_pair(esk47_5(X2,X3,relation_composition(X2,X3),X4,X1),esk47_5(X2,X3,relation_composition(X2,X3),X4,X1))),X3)|~relation(X3)|~relation(X2)|~in(unordered_pair(unordered_pair(X4,X1),unordered_pair(X4,X4)),relation_composition(X2,X3)))).
% 1.57/0.70  # End listing active clauses.  There is an equivalent clause to each of these in the clausification!
% 1.57/0.70  # Begin printing tableau
% 1.57/0.70  # Found 7 steps
% 1.57/0.70  cnf(i_0_392, negated_conjecture, (one_to_one(esk75_0)), inference(start_rule)).
% 1.57/0.70  cnf(i_0_528, plain, (one_to_one(esk75_0)), inference(extension_rule, [i_0_204])).
% 1.57/0.70  cnf(i_0_1606, plain, (~relation(esk75_0)), inference(closure_rule, [i_0_394])).
% 1.57/0.70  cnf(i_0_1607, plain, (~function(esk75_0)), inference(closure_rule, [i_0_393])).
% 1.57/0.70  cnf(i_0_1604, plain, (function(relation_inverse(esk75_0))), inference(extension_rule, [i_0_161])).
% 1.57/0.70  cnf(i_0_1622, plain, (function(function_inverse(relation_inverse(esk75_0)))), inference(etableau_closure_rule, [i_0_1622, ...])).
% 1.57/0.70  cnf(i_0_1623, plain, (~relation(relation_inverse(esk75_0))), inference(etableau_closure_rule, [i_0_1623, ...])).
% 1.57/0.70  # End printing tableau
% 1.57/0.70  # SZS output end
% 1.57/0.70  # Branches closed with saturation will be marked with an "s"
% 1.57/0.70  172, plain, (relation(relation_inverse(X1))|~relation(X1))).
% 1.57/0.70  cnf(i_0_403, lemma, (relation_dom(X1)=empty_set|relation_rng(X1)!=empty_set|~relation(X1))).
% 1.57/0.70  cnf(i_0_402, lemma, (X1=empty_set|relation_dom(X1)!=empty_set|~relation(X1))).
% 1.57/0.70  cnf(i_0_401, lemma, (X1=empty_set|relation_rng(X1)!=empty_set|~relation(X1))).
% 1.57/0.70  cnf(i_0_2, plain, (~proper_subset(X1,X2)|~proper_subset(X2,X1))).
% 1.57/0.70  cnf(i_0_357, lemma, (X1=empty_set|~subset(X1,empty_set))).
% 1.57/0.70  cnf(i_0_207, plain, (empty(X1)|~empty(set_union2(X2,X1)))).
% 1.57/0.70  cnf(i_0_203, plain, (empty(X1)|~empty(set_union2(X1,X2)))).
% 1.57/0.70  cnf(i_0_404, lemma, (relation_rng(X1)=empty_set|relation_dom(X1)!=empty_set|~relation(X1))).
% 1.57/0.70  cnf(i_0_214, plain, (empty(relation_dom(X1))|~empty(X1))).
% 1.57/0.70  cnf(i_0_216, plain, (empty(relation_rng(X1))|~empty(X1))).
% 1.57/0.70  cnf(i_0_188, plain, (relation(relation_inverse(X1))|~empty(X1))).
% 1.57/0.70  cnf(i_0_211, plain, (empty(X1)|~relation(X1)|~empty(relation_dom(X1)))).
% 1.57/0.70  cnf(i_0_212, plain, (empty(X1)|~relation(X1)|~empty(relation_rng(X1)))).
% 1.57/0.70  cnf(i_0_152, plain, (subset(X1,X2)|~proper_subset(X1,X2))).
% 1.57/0.70  cnf(i_0_227, lemma, (~disjoint(unordered_pair(X1,X1),X2)|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_5, plain, (one_to_one(X1)|~empty(X1))).
% 1.57/0.70  cnf(i_0_338, lemma, (relation_rng(relation_inverse(X1))=relation_dom(X1)|~relation(X1))).
% 1.57/0.70  cnf(i_0_339, lemma, (relation_dom(relation_inverse(X1))=relation_rng(X1)|~relation(X1))).
% 1.57/0.70  cnf(i_0_180, plain, (relation(relation_dom_restriction(X1,X2))|~relation(X1))).
% 1.57/0.70  cnf(i_0_423, plain, (X1=X2|~empty(X2)|~empty(X1))).
% 1.57/0.70  cnf(i_0_189, plain, (empty(relation_inverse(X1))|~empty(X1))).
% 1.57/0.70  cnf(i_0_182, plain, (relation(relation_rng_restriction(X1,X2))|~relation(X2))).
% 1.57/0.70  cnf(i_0_204, plain, (function(relation_inverse(X1))|~one_to_one(X1)|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_222, plain, (relation_inverse(relation_inverse(X1))=X1|~relation(X1))).
% 1.57/0.70  cnf(i_0_232, lemma, (subset(X1,X2)|set_difference(X1,X2)!=empty_set)).
% 1.57/0.70  cnf(i_0_307, plain, (element(X1,X2)|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_353, plain, (subset(X1,X2)|~element(X1,powerset(X2)))).
% 1.57/0.70  cnf(i_0_201, plain, (relation(set_union2(X1,X2))|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_175, plain, (relation(relation_composition(X1,X2))|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_153, plain, (relation_inverse(X1)=function_inverse(X1)|~one_to_one(X1)|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_295, lemma, (relation_image(X1,relation_dom(X1))=relation_rng(X1)|~relation(X1))).
% 1.57/0.70  cnf(i_0_59, plain, (X1=empty_set|in(esk20_1(X1),X1))).
% 1.57/0.70  cnf(i_0_406, lemma, (set_difference(X1,unordered_pair(X2,X2))!=X1|~in(X2,X1))).
% 1.57/0.70  cnf(i_0_418, lemma, (set_difference(X1,X2)=X1|~disjoint(X1,X2))).
% 1.57/0.70  cnf(i_0_396, plain, (~element(X1,powerset(X2))|~empty(X2)|~in(X3,X1))).
% 1.57/0.70  cnf(i_0_45, plain, (relation(X1)|in(esk15_1(X1),X1))).
% 1.57/0.70  cnf(i_0_186, plain, (relation(relation_composition(X1,X2))|~relation(X1)|~empty(X2))).
% 1.57/0.70  cnf(i_0_217, plain, (relation(relation_composition(X1,X2))|~relation(X2)|~empty(X1))).
% 1.57/0.70  cnf(i_0_417, lemma, (disjoint(X1,X2)|set_difference(X1,X2)!=X1)).
% 1.57/0.70  cnf(i_0_231, lemma, (set_difference(X1,X2)=empty_set|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_70, plain, (empty(X1)|~element(X1,X2)|~empty(X2))).
% 1.57/0.70  cnf(i_0_268, plain, (disjoint(X1,X2)|~disjoint(X2,X1))).
% 1.57/0.70  cnf(i_0_354, lemma, (~disjoint(X1,X2)|~in(X3,X2)|~in(X3,X1))).
% 1.57/0.70  cnf(i_0_345, lemma, (in(X1,X2)|~subset(unordered_pair(X3,X1),X2))).
% 1.57/0.70  cnf(i_0_283, lemma, (set_union2(X1,X2)=X2|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_193, plain, (function(relation_composition(X1,X2))|~relation(X2)|~relation(X1)|~function(X2)|~function(X1))).
% 1.57/0.70  cnf(i_0_346, lemma, (in(X1,X2)|~subset(unordered_pair(X1,X3),X2))).
% 1.57/0.70  cnf(i_0_96, plain, (subset(X1,X2)|~in(esk33_2(X1,X2),X2))).
% 1.57/0.70  cnf(i_0_238, lemma, (subset(X1,union(X2))|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_439, lemma, (X1=X2|unordered_pair(X3,X3)!=unordered_pair(X1,X2))).
% 1.57/0.70  cnf(i_0_428, lemma, (X1=X2|unordered_pair(X1,X1)!=unordered_pair(X2,X3))).
% 1.57/0.70  cnf(i_0_17, plain, (X1=X2|~subset(X2,X1)|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_69, plain, (element(X1,X2)|~empty(X2)|~empty(X1))).
% 1.57/0.70  cnf(i_0_352, plain, (element(X1,powerset(X2))|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_373, lemma, (~disjoint(X1,X2)|~in(X3,set_difference(X1,set_difference(X1,X2))))).
% 1.57/0.70  cnf(i_0_210, plain, (empty(X1)|empty(X2)|~empty(cartesian_product2(X1,X2)))).
% 1.57/0.70  cnf(i_0_390, lemma, (~element(X1,powerset(X2))|~in(X3,subset_complement(X2,X1))|~in(X3,X1))).
% 1.57/0.70  cnf(i_0_137, plain, (disjoint(X1,X2)|set_difference(X1,set_difference(X1,X2))!=empty_set)).
% 1.57/0.70  cnf(i_0_422, lemma, (subset(relation_dom_restriction(X1,X2),X1)|~relation(X1))).
% 1.57/0.70  cnf(i_0_187, plain, (empty(relation_composition(X1,X2))|~relation(X1)|~empty(X2))).
% 1.57/0.70  cnf(i_0_218, plain, (empty(relation_composition(X1,X2))|~relation(X2)|~empty(X1))).
% 1.57/0.70  cnf(i_0_277, lemma, (subset(relation_rng_restriction(X1,X2),X2)|~relation(X2))).
% 1.57/0.70  cnf(i_0_319, lemma, (subset(relation_dom(X1),relation_dom(X2))|~subset(X1,X2)|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_249, plain, (element(esk56_1(X1),powerset(X1))|empty(X1))).
% 1.57/0.70  cnf(i_0_242, lemma, (element(X1,powerset(X2))|~in(esk53_2(X1,X2),X2))).
% 1.57/0.70  cnf(i_0_409, lemma, (X1=X2|~subset(unordered_pair(X1,X1),unordered_pair(X2,X2)))).
% 1.57/0.70  cnf(i_0_365, lemma, (X1=empty_set|complements_of_subsets(X2,X1)!=empty_set|~element(X1,powerset(powerset(X2))))).
% 1.57/0.70  cnf(i_0_318, lemma, (subset(relation_rng(X1),relation_rng(X2))|~subset(X1,X2)|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_293, lemma, (subset(relation_image(X1,X2),relation_rng(X1))|~relation(X1))).
% 1.57/0.70  cnf(i_0_301, lemma, (subset(relation_inverse_image(X1,X2),relation_dom(X1))|~relation(X1))).
% 1.57/0.70  cnf(i_0_276, lemma, (subset(relation_rng(relation_rng_restriction(X1,X2)),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_132, plain, (relation_field(X1)=set_union2(relation_dom(X1),relation_rng(X1))|~relation(X1))).
% 1.57/0.70  cnf(i_0_150, plain, (X1=X2|proper_subset(X1,X2)|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_72, plain, (empty(X1)|in(X2,X1)|~element(X2,X1))).
% 1.57/0.70  cnf(i_0_302, lemma, (X1=empty_set|relation_inverse_image(X2,X1)!=empty_set|~subset(X1,relation_rng(X2))|~relation(X2))).
% 1.57/0.70  cnf(i_0_421, lemma, (in(X1,X2)|~relation(X3)|~in(X1,relation_dom(relation_dom_restriction(X3,X2))))).
% 1.57/0.70  cnf(i_0_336, lemma, (apply(identity_relation(X1),X2)=X2|~in(X2,X1))).
% 1.57/0.70  cnf(i_0_315, lemma, (subset(X1,cartesian_product2(relation_dom(X1),relation_rng(X1)))|~relation(X1))).
% 1.57/0.70  cnf(i_0_432, lemma, (subset(relation_rng(relation_dom_restriction(X1,X2)),relation_rng(X1))|~relation(X1))).
% 1.57/0.70  cnf(i_0_278, lemma, (subset(relation_rng(relation_rng_restriction(X1,X2)),relation_rng(X2))|~relation(X2))).
% 1.57/0.70  cnf(i_0_275, lemma, (in(X1,X2)|~relation(X3)|~in(X1,relation_rng(relation_rng_restriction(X2,X3))))).
% 1.57/0.70  cnf(i_0_431, lemma, (relation_composition(identity_relation(X1),X2)=relation_dom_restriction(X2,X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_98, plain, (in(X1,X2)|~subset(X3,X2)|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_308, lemma, (subset(X1,X2)|~subset(X3,X2)|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_400, lemma, (disjoint(X1,X2)|~disjoint(X3,X2)|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_420, lemma, (in(X1,relation_dom(X2))|~relation(X2)|~in(X1,relation_dom(relation_dom_restriction(X2,X3))))).
% 1.57/0.70  cnf(i_0_274, lemma, (in(X1,relation_rng(X2))|~relation(X2)|~in(X1,relation_rng(relation_rng_restriction(X3,X2))))).
% 1.57/0.70  cnf(i_0_296, lemma, (relation_image(X1,relation_rng(X2))=relation_rng(relation_composition(X2,X1))|~relation(X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_195, plain, (relation(set_difference(X1,set_difference(X1,X2)))|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_229, lemma, (subset(unordered_pair(X1,X1),X2)|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_44, plain, (relation(X1)|esk15_1(X1)!=unordered_pair(unordered_pair(X2,X3),unordered_pair(X2,X2)))).
% 1.57/0.70  cnf(i_0_264, plain, (union_of_subsets(X1,X2)=union(X2)|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_228, lemma, (disjoint(unordered_pair(X1,X1),X2)|in(X1,X2))).
% 1.57/0.70  cnf(i_0_361, lemma, (subset(relation_dom(relation_composition(X1,X2)),relation_dom(X1))|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_362, lemma, (subset(relation_rng(relation_composition(X1,X2)),relation_rng(X2))|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_364, lemma, (relation_dom(relation_composition(X1,X2))=relation_dom(X1)|~subset(relation_rng(X1),relation_dom(X2))|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_367, lemma, (relation_rng(relation_composition(X1,X2))=relation_rng(X2)|~subset(relation_dom(X2),relation_rng(X1))|~relation(X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_97, plain, (subset(X1,X2)|in(esk33_2(X1,X2),X1))).
% 1.57/0.70  cnf(i_0_265, plain, (meet_of_subsets(X1,X2)=set_meet(X2)|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_355, lemma, (disjoint(X1,X2)|in(esk69_2(X1,X2),X2))).
% 1.57/0.70  cnf(i_0_272, lemma, (X1=X2|X1=X3|unordered_pair(X1,X4)!=unordered_pair(X2,X3))).
% 1.57/0.70  cnf(i_0_130, plain, (subset_complement(X1,X2)=set_difference(X1,X2)|~element(X2,powerset(X1)))).
% 1.57/0.70  cnf(i_0_356, lemma, (disjoint(X1,X2)|in(esk69_2(X1,X2),X1))).
% 1.57/0.70  cnf(i_0_285, lemma, (in(powerset(X1),esk64_1(X2))|~in(X1,esk64_1(X2)))).
% 1.57/0.70  cnf(i_0_233, lemma, (in(X1,X2)|~element(X3,powerset(X2))|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_372, plain, (element(X1,X2)|~element(X3,powerset(X2))|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_405, lemma, (set_difference(X1,unordered_pair(X2,X2))=X1|in(X2,X1))).
% 1.57/0.70  cnf(i_0_138, plain, (set_difference(X1,set_difference(X1,X2))=empty_set|~disjoint(X1,X2))).
% 1.57/0.70  cnf(i_0_321, lemma, (set_difference(X1,set_difference(X1,X2))=X1|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_226, lemma, (set_union2(unordered_pair(X1,X1),X2)=X2|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_325, plain, (X1=X2|~in(esk67_2(X1,X2),X2)|~in(esk67_2(X1,X2),X1))).
% 1.57/0.70  cnf(i_0_243, lemma, (element(X1,powerset(X2))|in(esk53_2(X1,X2),X1))).
% 1.57/0.70  cnf(i_0_237, lemma, (X1=unordered_pair(X2,X2)|X1=empty_set|~subset(X1,unordered_pair(X2,X2)))).
% 1.57/0.70  cnf(i_0_221, plain, (subset_complement(X1,subset_complement(X1,X2))=X2|~element(X2,powerset(X1)))).
% 1.57/0.70  cnf(i_0_436, plain, (in(esk79_2(X1,X2),esk78_1(X1))|~in(X2,esk78_1(X1)))).
% 1.57/0.70  cnf(i_0_344, lemma, (subset(unordered_pair(X1,X2),X3)|~in(X2,X3)|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_427, lemma, (subset(set_union2(X1,X2),X3)|~subset(X2,X3)|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_359, lemma, (disjoint(X1,X2)|~element(X2,powerset(X3))|~element(X1,powerset(X3))|~subset(X1,subset_complement(X3,X2)))).
% 1.57/0.70  cnf(i_0_169, plain, (element(subset_complement(X1,X2),powerset(X1))|~element(X2,powerset(X1)))).
% 1.57/0.70  cnf(i_0_223, plain, (complements_of_subsets(X1,complements_of_subsets(X1,X2))=X2|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_314, lemma, (in(X1,relation_dom(X2))|~relation(X3)|~relation(X2)|~function(X3)|~function(X2)|~in(X1,relation_dom(relation_composition(X2,X3))))).
% 1.57/0.70  cnf(i_0_429, lemma, (set_difference(relation_dom(X1),set_difference(relation_dom(X1),X2))=relation_dom(relation_dom_restriction(X1,X2))|~relation(X1))).
% 1.57/0.70  cnf(i_0_281, lemma, (set_difference(relation_rng(X1),set_difference(relation_rng(X1),X2))=relation_rng(relation_rng_restriction(X2,X1))|~relation(X1))).
% 1.57/0.70  cnf(i_0_435, plain, (in(X1,esk79_2(X2,X3))|~subset(X1,X3)|~in(X3,esk78_1(X2)))).
% 1.57/0.70  cnf(i_0_288, lemma, (relation_rng_restriction(X1,relation_dom_restriction(X2,X3))=relation_dom_restriction(relation_rng_restriction(X1,X2),X3)|~relation(X2))).
% 1.57/0.70  cnf(i_0_62, plain, (X1=powerset(X2)|~subset(esk21_2(X2,X1),X2)|~in(esk21_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_286, lemma, (in(X1,esk64_1(X2))|~subset(X1,X3)|~in(X3,esk64_1(X2)))).
% 1.57/0.70  cnf(i_0_437, plain, (in(X1,esk78_1(X2))|~subset(X1,X3)|~in(X3,esk78_1(X2)))).
% 1.57/0.70  cnf(i_0_240, lemma, (in(X1,X2)|~in(unordered_pair(unordered_pair(X3,X1),unordered_pair(X3,X3)),cartesian_product2(X4,X2)))).
% 1.57/0.70  cnf(i_0_280, lemma, (subset(cartesian_product2(X1,X2),cartesian_product2(X3,X2))|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_176, plain, (element(union_of_subsets(X1,X2),powerset(X1))|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_178, plain, (element(meet_of_subsets(X1,X2),powerset(X1))|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_279, lemma, (subset(cartesian_product2(X1,X2),cartesian_product2(X1,X3))|~subset(X2,X3))).
% 1.57/0.70  cnf(i_0_329, lemma, (subset(set_difference(X1,X2),set_difference(X3,X2))|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_241, lemma, (in(X1,X2)|~in(unordered_pair(unordered_pair(X1,X3),unordered_pair(X1,X1)),cartesian_product2(X2,X4)))).
% 1.57/0.70  cnf(i_0_74, plain, (X1=unordered_pair(X2,X3)|esk24_3(X2,X3,X1)!=X3|~in(esk24_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_284, lemma, (are_equipotent(X1,esk64_1(X2))|in(X1,esk64_1(X2))|~subset(X1,esk64_1(X2)))).
% 1.57/0.70  cnf(i_0_419, lemma, (in(X1,relation_dom(relation_dom_restriction(X2,X3)))|~relation(X2)|~in(X1,relation_dom(X2))|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_273, lemma, (in(X1,relation_rng(relation_rng_restriction(X2,X3)))|~relation(X3)|~in(X1,relation_rng(X3))|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_434, plain, (are_equipotent(X1,esk78_1(X2))|in(X1,esk78_1(X2))|~subset(X1,esk78_1(X2)))).
% 1.57/0.70  cnf(i_0_75, plain, (X1=unordered_pair(X2,X3)|esk24_3(X2,X3,X1)!=X2|~in(esk24_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_311, lemma, (in(X1,relation_dom(X2))|~relation(X2)|~in(unordered_pair(unordered_pair(X1,X3),unordered_pair(X1,X1)),X2))).
% 1.57/0.70  cnf(i_0_310, lemma, (in(X1,relation_rng(X2))|~relation(X2)|~in(unordered_pair(unordered_pair(X3,X1),unordered_pair(X3,X3)),X2))).
% 1.57/0.70  cnf(i_0_290, lemma, (in(esk65_3(X1,X2,X3),X2)|~relation(X3)|~in(X1,relation_image(X3,X2)))).
% 1.57/0.70  cnf(i_0_298, lemma, (in(esk66_3(X1,X2,X3),X2)|~relation(X3)|~in(X1,relation_inverse_image(X3,X2)))).
% 1.57/0.70  cnf(i_0_303, lemma, (subset(relation_inverse_image(X1,X2),relation_inverse_image(X1,X3))|~subset(X2,X3)|~relation(X1))).
% 1.57/0.70  cnf(i_0_327, lemma, (in(X1,relation_field(X2))|~relation(X2)|~in(unordered_pair(unordered_pair(X3,X1),unordered_pair(X3,X3)),X2))).
% 1.57/0.70  cnf(i_0_328, lemma, (in(X1,relation_field(X2))|~relation(X2)|~in(unordered_pair(unordered_pair(X1,X3),unordered_pair(X1,X1)),X2))).
% 1.57/0.70  cnf(i_0_56, plain, (X1=unordered_pair(X2,X2)|esk19_2(X2,X1)!=X2|~in(esk19_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_116, plain, (X1=union(X2)|~in(esk39_2(X2,X1),X3)|~in(esk39_2(X2,X1),X1)|~in(X3,X2))).
% 1.57/0.70  cnf(i_0_181, plain, (element(complements_of_subsets(X1,X2),powerset(powerset(X1)))|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_292, lemma, (in(esk65_3(X1,X2,X3),relation_dom(X3))|~relation(X3)|~in(X1,relation_image(X3,X2)))).
% 1.57/0.70  cnf(i_0_300, lemma, (in(esk66_3(X1,X2,X3),relation_rng(X3))|~relation(X3)|~in(X1,relation_inverse_image(X3,X2)))).
% 1.57/0.70  cnf(i_0_313, lemma, (in(apply(X1,X2),relation_dom(X3))|~relation(X3)|~relation(X1)|~function(X3)|~function(X1)|~in(X2,relation_dom(relation_composition(X1,X3))))).
% 1.57/0.70  cnf(i_0_55, plain, (esk19_2(X1,X2)=X1|X2=unordered_pair(X1,X1)|in(esk19_2(X1,X2),X2))).
% 1.57/0.70  cnf(i_0_294, lemma, (relation_image(X1,set_difference(relation_dom(X1),set_difference(relation_dom(X1),X2)))=relation_image(X1,X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_360, lemma, (subset(X1,subset_complement(X2,X3))|~disjoint(X1,X3)|~element(X3,powerset(X2))|~element(X1,powerset(X2)))).
% 1.57/0.70  cnf(i_0_266, plain, (subset_difference(X1,X2,X3)=set_difference(X2,X3)|~element(X3,powerset(X1))|~element(X2,powerset(X1)))).
% 1.57/0.70  cnf(i_0_414, lemma, (in(X1,X2)|~relation(X3)|~in(unordered_pair(unordered_pair(X1,X4),unordered_pair(X1,X1)),relation_composition(identity_relation(X2),X3)))).
% 1.57/0.70  cnf(i_0_374, lemma, (disjoint(X1,X2)|in(esk70_2(X1,X2),set_difference(X1,set_difference(X1,X2))))).
% 1.57/0.70  cnf(i_0_425, lemma, (X1=apply(X2,X3)|~relation(X2)|~function(X2)|~in(unordered_pair(unordered_pair(X3,X1),unordered_pair(X3,X3)),X2))).
% 1.57/0.70  cnf(i_0_282, lemma, (subset(cartesian_product2(X1,X2),cartesian_product2(X3,X4))|~subset(X2,X4)|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_305, lemma, (subset(X1,set_difference(X2,set_difference(X2,X3)))|~subset(X1,X3)|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_234, lemma, (subset(X1,set_difference(X2,unordered_pair(X3,X3)))|in(X3,X1)|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_330, lemma, (X1=X2|unordered_pair(unordered_pair(X3,X1),unordered_pair(X3,X3))!=unordered_pair(unordered_pair(X4,X2),unordered_pair(X4,X4)))).
% 1.57/0.70  cnf(i_0_331, lemma, (X1=X2|unordered_pair(unordered_pair(X1,X3),unordered_pair(X1,X1))!=unordered_pair(unordered_pair(X2,X4),unordered_pair(X2,X2)))).
% 1.57/0.70  cnf(i_0_80, plain, (X1=set_union2(X2,X3)|~in(esk25_3(X2,X3,X1),X1)|~in(esk25_3(X2,X3,X1),X3))).
% 1.57/0.70  cnf(i_0_81, plain, (X1=set_union2(X2,X3)|~in(esk25_3(X2,X3,X1),X1)|~in(esk25_3(X2,X3,X1),X2))).
% 1.57/0.70  cnf(i_0_50, plain, (X1=set_meet(X2)|X2=empty_set|~in(esk17_2(X2,X1),esk18_2(X2,X1))|~in(esk17_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_179, plain, (element(subset_difference(X1,X2,X3),powerset(X1))|~element(X3,powerset(X1))|~element(X2,powerset(X1)))).
% 1.57/0.70  cnf(i_0_324, plain, (X1=X2|in(esk67_2(X1,X2),X1)|in(esk67_2(X1,X2),X2))).
% 1.57/0.70  cnf(i_0_61, plain, (X1=powerset(X2)|subset(esk21_2(X2,X1),X2)|in(esk21_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_312, lemma, (in(X1,relation_dom(relation_composition(X2,X3)))|~relation(X3)|~relation(X2)|~function(X3)|~function(X2)|~in(apply(X2,X1),relation_dom(X3))|~in(X1,relation_dom(X2)))).
% 1.57/0.70  cnf(i_0_114, plain, (X1=union(X2)|in(esk40_2(X2,X1),X2)|in(esk39_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_115, plain, (X1=union(X2)|in(esk39_2(X2,X1),esk40_2(X2,X1))|in(esk39_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_375, lemma, (X1=empty_set|in(X2,subset_complement(X1,X3))|in(X2,X3)|~element(X3,powerset(X1))|~element(X2,X1))).
% 1.57/0.70  cnf(i_0_127, plain, (X1=relation_rng(X2)|~relation(X2)|~in(unordered_pair(unordered_pair(X3,esk43_2(X2,X1)),unordered_pair(X3,X3)),X2)|~in(esk43_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_320, lemma, (subset(set_difference(X1,set_difference(X1,X2)),set_difference(X3,set_difference(X3,X2)))|~subset(X1,X3))).
% 1.57/0.70  cnf(i_0_51, plain, (X1=set_meet(X2)|X2=empty_set|in(esk18_2(X2,X1),X2)|~in(esk17_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_317, lemma, (apply(relation_composition(X1,X2),X3)=apply(X2,apply(X1,X3))|~relation(X2)|~relation(X1)|~function(X2)|~function(X1)|~in(X3,relation_dom(X1)))).
% 1.57/0.70  cnf(i_0_49, plain, (X1=set_meet(X2)|X2=empty_set|in(esk17_2(X2,X1),X1)|in(esk17_2(X2,X1),X3)|~in(X3,X2))).
% 1.57/0.70  cnf(i_0_369, lemma, (subset_difference(X1,X1,meet_of_subsets(X1,X2))=union_of_subsets(X1,complements_of_subsets(X1,X2))|X2=empty_set|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_93, plain, (subset(X1,X2)|~relation(X2)|~relation(X1)|~in(unordered_pair(unordered_pair(esk31_2(X1,X2),esk31_2(X1,X2)),unordered_pair(esk31_2(X1,X2),esk32_2(X1,X2))),X2))).
% 1.57/0.70  cnf(i_0_120, plain, (X1=set_difference(X2,X3)|in(esk41_3(X2,X3,X1),X1)|~in(esk41_3(X2,X3,X1),X3))).
% 1.57/0.70  cnf(i_0_368, lemma, (subset_difference(X1,X1,union_of_subsets(X1,X2))=meet_of_subsets(X1,complements_of_subsets(X1,X2))|X2=empty_set|~element(X2,powerset(powerset(X1))))).
% 1.57/0.70  cnf(i_0_316, lemma, (apply(relation_composition(X1,X2),X3)=apply(X2,apply(X1,X3))|~relation(X1)|~relation(X2)|~function(X1)|~function(X2)|~in(X3,relation_dom(relation_composition(X1,X2))))).
% 1.57/0.70  cnf(i_0_384, lemma, (X1=function_inverse(X2)|in(esk74_2(X2,X1),relation_dom(X2))|in(esk71_2(X2,X1),relation_rng(X2))|relation_rng(X2)!=relation_dom(X1)|~one_to_one(X2)|~relation(X1)|~relation(X2)|~function(X1)|~function(X2))).
% 1.57/0.70  cnf(i_0_73, plain, (esk24_3(X1,X2,X3)=X1|esk24_3(X1,X2,X3)=X2|X3=unordered_pair(X1,X2)|in(esk24_3(X1,X2,X3),X3))).
% 1.57/0.70  cnf(i_0_110, plain, (X1=relation_dom(X2)|~relation(X2)|~in(unordered_pair(unordered_pair(esk36_2(X2,X1),X3),unordered_pair(esk36_2(X2,X1),esk36_2(X2,X1))),X2)|~in(esk36_2(X2,X1),X1))).
% 1.57/0.70  cnf(i_0_413, lemma, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X3)|~relation(X3)|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_composition(identity_relation(X4),X3)))).
% 1.57/0.70  cnf(i_0_239, lemma, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),cartesian_product2(X3,X4))|~in(X2,X4)|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_87, plain, (X1=cartesian_product2(X2,X3)|in(esk29_3(X2,X3,X1),X2)|in(esk28_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_147, plain, (X1=complements_of_subsets(X2,X3)|element(esk51_3(X2,X3,X1),powerset(X2))|~element(X1,powerset(powerset(X2)))|~element(X3,powerset(powerset(X2))))).
% 1.57/0.70  cnf(i_0_86, plain, (X1=cartesian_product2(X2,X3)|in(esk30_3(X2,X3,X1),X3)|in(esk28_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_381, lemma, (apply(X1,esk71_2(X2,X1))=esk72_2(X2,X1)|X1=function_inverse(X2)|in(esk74_2(X2,X1),relation_dom(X2))|relation_rng(X2)!=relation_dom(X1)|~one_to_one(X2)|~relation(X1)|~relation(X2)|~function(X1)|~function(X2))).
% 1.57/0.70  cnf(i_0_121, plain, (X1=set_difference(X2,X3)|in(esk41_3(X2,X3,X1),X2)|in(esk41_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_289, lemma, (in(X1,relation_image(X2,X3))|~relation(X2)|~in(unordered_pair(unordered_pair(X4,X1),unordered_pair(X4,X4)),X2)|~in(X4,X3))).
% 1.57/0.70  cnf(i_0_297, lemma, (in(X1,relation_inverse_image(X2,X3))|~relation(X2)|~in(unordered_pair(unordered_pair(X1,X4),unordered_pair(X1,X1)),X2)|~in(X4,X3))).
% 1.57/0.70  cnf(i_0_101, plain, (X1=set_difference(X2,set_difference(X2,X3))|~in(esk34_3(X2,X3,X1),X1)|~in(esk34_3(X2,X3,X1),X3)|~in(esk34_3(X2,X3,X1),X2))).
% 1.57/0.70  cnf(i_0_395, lemma, (X1=empty_set|in(unordered_pair(unordered_pair(esk76_1(X1),esk76_1(X1)),unordered_pair(esk76_1(X1),esk77_1(X1))),X1)|~relation(X1))).
% 1.57/0.70  cnf(i_0_299, lemma, (in(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,esk66_3(X1,X2,X3))),X3)|~relation(X3)|~in(X1,relation_inverse_image(X3,X2)))).
% 1.57/0.70  cnf(i_0_32, plain, (X1=relation_image(X2,X3)|in(esk9_3(X2,X3,X1),X3)|in(esk8_3(X2,X3,X1),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_38, plain, (X1=relation_inverse_image(X2,X3)|in(esk12_3(X2,X3,X1),X3)|in(esk11_3(X2,X3,X1),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_383, lemma, (apply(X1,esk74_2(X1,X2))=esk73_2(X1,X2)|X2=function_inverse(X1)|in(esk71_2(X1,X2),relation_rng(X1))|relation_rng(X1)!=relation_dom(X2)|~one_to_one(X1)|~relation(X2)|~relation(X1)|~function(X2)|~function(X1))).
% 1.57/0.70  cnf(i_0_100, plain, (X1=set_difference(X2,set_difference(X2,X3))|in(esk34_3(X2,X3,X1),X2)|in(esk34_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_146, plain, (X1=complements_of_subsets(X2,X3)|~element(X1,powerset(powerset(X2)))|~element(X3,powerset(powerset(X2)))|~in(subset_complement(X2,esk51_3(X2,X3,X1)),X3)|~in(esk51_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_34, plain, (X1=relation_image(X2,X3)|~relation(X2)|~in(unordered_pair(unordered_pair(X4,esk8_3(X2,X3,X1)),unordered_pair(X4,X4)),X2)|~in(esk8_3(X2,X3,X1),X1)|~in(X4,X3))).
% 1.57/0.70  cnf(i_0_88, plain, (X1=cartesian_product2(X2,X3)|esk28_3(X2,X3,X1)!=unordered_pair(unordered_pair(X4,X5),unordered_pair(X4,X4))|~in(esk28_3(X2,X3,X1),X1)|~in(X5,X3)|~in(X4,X2))).
% 1.57/0.70  cnf(i_0_99, plain, (X1=set_difference(X2,set_difference(X2,X3))|in(esk34_3(X2,X3,X1),X3)|in(esk34_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_378, lemma, (X1=function_inverse(X2)|in(esk74_2(X2,X1),relation_dom(X2))|apply(X2,esk72_2(X2,X1))!=esk71_2(X2,X1)|relation_rng(X2)!=relation_dom(X1)|~one_to_one(X2)|~relation(X1)|~relation(X2)|~function(X1)|~function(X2)|~in(esk72_2(X2,X1),relation_dom(X2)))).
% 1.57/0.70  cnf(i_0_382, lemma, (X1=function_inverse(X2)|in(esk71_2(X2,X1),relation_rng(X2))|apply(X1,esk73_2(X2,X1))!=esk74_2(X2,X1)|relation_rng(X2)!=relation_dom(X1)|~one_to_one(X2)|~relation(X1)|~relation(X2)|~function(X1)|~function(X2)|~in(esk73_2(X2,X1),relation_rng(X2)))).
% 1.57/0.70  cnf(i_0_122, plain, (X1=set_difference(X2,X3)|in(esk41_3(X2,X3,X1),X3)|~in(esk41_3(X2,X3,X1),X1)|~in(esk41_3(X2,X3,X1),X2))).
% 1.57/0.70  cnf(i_0_380, lemma, (apply(X1,esk74_2(X1,X2))=esk73_2(X1,X2)|apply(X2,esk71_2(X1,X2))=esk72_2(X1,X2)|X2=function_inverse(X1)|relation_rng(X1)!=relation_dom(X2)|~one_to_one(X1)|~relation(X2)|~relation(X1)|~function(X2)|~function(X1))).
% 1.57/0.70  cnf(i_0_46, plain, (unordered_pair(unordered_pair(esk13_2(X1,X2),esk13_2(X1,X2)),unordered_pair(esk13_2(X1,X2),esk14_2(X1,X2)))=X2|~relation(X1)|~in(X2,X1))).
% 1.57/0.70  cnf(i_0_13, plain, (X1=identity_relation(X2)|esk2_2(X2,X1)!=esk1_2(X2,X1)|~relation(X1)|~in(unordered_pair(unordered_pair(esk1_2(X2,X1),esk1_2(X2,X1)),unordered_pair(esk1_2(X2,X1),esk2_2(X2,X1))),X1)|~in(esk1_2(X2,X1),X2))).
% 1.57/0.70  cnf(i_0_40, plain, (X1=relation_inverse_image(X2,X3)|~relation(X2)|~in(unordered_pair(unordered_pair(esk11_3(X2,X3,X1),X4),unordered_pair(esk11_3(X2,X3,X1),esk11_3(X2,X3,X1))),X2)|~in(esk11_3(X2,X3,X1),X1)|~in(X4,X3))).
% 1.57/0.70  cnf(i_0_79, plain, (X1=set_union2(X2,X3)|in(esk25_3(X2,X3,X1),X2)|in(esk25_3(X2,X3,X1),X3)|in(esk25_3(X2,X3,X1),X1))).
% 1.57/0.70  cnf(i_0_377, lemma, (apply(X1,esk74_2(X1,X2))=esk73_2(X1,X2)|X2=function_inverse(X1)|apply(X1,esk72_2(X1,X2))!=esk71_2(X1,X2)|relation_rng(X1)!=relation_dom(X2)|~one_to_one(X1)|~relation(X2)|~relation(X1)|~function(X2)|~function(X1)|~in(esk72_2(X1,X2),relation_dom(X1)))).
% 1.57/0.70  cnf(i_0_379, lemma, (apply(X1,esk71_2(X2,X1))=esk72_2(X2,X1)|X1=function_inverse(X2)|apply(X1,esk73_2(X2,X1))!=esk74_2(X2,X1)|relation_rng(X2)!=relation_dom(X1)|~one_to_one(X2)|~relation(X1)|~relation(X2)|~function(X1)|~function(X2)|~in(esk73_2(X2,X1),relation_rng(X2)))).
% 1.57/0.70  cnf(i_0_412, lemma, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_composition(identity_relation(X3),X4))|~relation(X4)|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X4)|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_376, lemma, (X1=function_inverse(X2)|apply(X2,esk72_2(X2,X1))!=esk71_2(X2,X1)|apply(X1,esk73_2(X2,X1))!=esk74_2(X2,X1)|relation_rng(X2)!=relation_dom(X1)|~one_to_one(X2)|~relation(X1)|~relation(X2)|~function(X1)|~function(X2)|~in(esk72_2(X2,X1),relation_dom(X2))|~in(esk73_2(X2,X1),relation_rng(X2)))).
% 1.57/0.70  cnf(i_0_94, plain, (subset(X1,X2)|in(unordered_pair(unordered_pair(esk31_2(X1,X2),esk31_2(X1,X2)),unordered_pair(esk31_2(X1,X2),esk32_2(X1,X2))),X1)|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_291, lemma, (in(unordered_pair(unordered_pair(X1,esk65_3(X1,X2,X3)),unordered_pair(esk65_3(X1,X2,X3),esk65_3(X1,X2,X3))),X3)|~relation(X3)|~in(X1,relation_image(X3,X2)))).
% 1.57/0.70  cnf(i_0_145, plain, (X1=complements_of_subsets(X2,X3)|in(subset_complement(X2,esk51_3(X2,X3,X1)),X3)|in(esk51_3(X2,X3,X1),X1)|~element(X1,powerset(powerset(X2)))|~element(X3,powerset(powerset(X2))))).
% 1.57/0.70  cnf(i_0_109, plain, (X1=relation_dom(X2)|in(unordered_pair(unordered_pair(esk36_2(X2,X1),esk36_2(X2,X1)),unordered_pair(esk36_2(X2,X1),esk37_2(X2,X1))),X2)|in(esk36_2(X2,X1),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_11, plain, (esk2_2(X1,X2)=esk1_2(X1,X2)|X2=identity_relation(X1)|in(unordered_pair(unordered_pair(esk1_2(X1,X2),esk1_2(X1,X2)),unordered_pair(esk1_2(X1,X2),esk2_2(X1,X2))),X2)|~relation(X2))).
% 1.57/0.70  cnf(i_0_126, plain, (X1=relation_rng(X2)|in(unordered_pair(unordered_pair(esk43_2(X2,X1),esk44_2(X2,X1)),unordered_pair(esk44_2(X2,X1),esk44_2(X2,X1))),X2)|in(esk43_2(X2,X1),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_66, plain, (X1=X2|~relation(X2)|~relation(X1)|~in(unordered_pair(unordered_pair(esk22_2(X1,X2),esk22_2(X1,X2)),unordered_pair(esk22_2(X1,X2),esk23_2(X1,X2))),X2)|~in(unordered_pair(unordered_pair(esk22_2(X1,X2),esk22_2(X1,X2)),unordered_pair(esk22_2(X1,X2),esk23_2(X1,X2))),X1))).
% 1.57/0.70  cnf(i_0_134, plain, (X1=relation_inverse(X2)|~relation(X1)|~relation(X2)|~in(unordered_pair(unordered_pair(esk45_2(X2,X1),esk45_2(X2,X1)),unordered_pair(esk45_2(X2,X1),esk46_2(X2,X1))),X1)|~in(unordered_pair(unordered_pair(esk45_2(X2,X1),esk46_2(X2,X1)),unordered_pair(esk46_2(X2,X1),esk46_2(X2,X1))),X2))).
% 1.57/0.70  cnf(i_0_12, plain, (X1=identity_relation(X2)|in(unordered_pair(unordered_pair(esk1_2(X2,X1),esk1_2(X2,X1)),unordered_pair(esk1_2(X2,X1),esk2_2(X2,X1))),X1)|in(esk1_2(X2,X1),X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_33, plain, (X1=relation_image(X2,X3)|in(unordered_pair(unordered_pair(esk8_3(X2,X3,X1),esk9_3(X2,X3,X1)),unordered_pair(esk9_3(X2,X3,X1),esk9_3(X2,X3,X1))),X2)|in(esk8_3(X2,X3,X1),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_39, plain, (X1=relation_inverse_image(X2,X3)|in(unordered_pair(unordered_pair(esk11_3(X2,X3,X1),esk11_3(X2,X3,X1)),unordered_pair(esk11_3(X2,X3,X1),esk12_3(X2,X3,X1))),X2)|in(esk11_3(X2,X3,X1),X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_85, plain, (unordered_pair(unordered_pair(esk29_3(X1,X2,X3),esk29_3(X1,X2,X3)),unordered_pair(esk29_3(X1,X2,X3),esk30_3(X1,X2,X3)))=esk28_3(X1,X2,X3)|X3=cartesian_product2(X1,X2)|in(esk28_3(X1,X2,X3),X3))).
% 1.57/0.70  cnf(i_0_65, plain, (X1=X2|in(unordered_pair(unordered_pair(esk22_2(X1,X2),esk22_2(X1,X2)),unordered_pair(esk22_2(X1,X2),esk23_2(X1,X2))),X1)|in(unordered_pair(unordered_pair(esk22_2(X1,X2),esk22_2(X1,X2)),unordered_pair(esk22_2(X1,X2),esk23_2(X1,X2))),X2)|~relation(X2)|~relation(X1))).
% 1.57/0.70  cnf(i_0_21, plain, (X1=relation_dom_restriction(X2,X3)|in(unordered_pair(unordered_pair(esk3_3(X2,X3,X1),esk3_3(X2,X3,X1)),unordered_pair(esk3_3(X2,X3,X1),esk4_3(X2,X3,X1))),X1)|in(esk3_3(X2,X3,X1),X3)|~relation(X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_22, plain, (X1=relation_dom_restriction(X2,X3)|~relation(X1)|~relation(X2)|~in(unordered_pair(unordered_pair(esk3_3(X2,X3,X1),esk3_3(X2,X3,X1)),unordered_pair(esk3_3(X2,X3,X1),esk4_3(X2,X3,X1))),X1)|~in(unordered_pair(unordered_pair(esk3_3(X2,X3,X1),esk3_3(X2,X3,X1)),unordered_pair(esk3_3(X2,X3,X1),esk4_3(X2,X3,X1))),X2)|~in(esk3_3(X2,X3,X1),X3))).
% 1.57/0.70  cnf(i_0_28, plain, (X1=relation_rng_restriction(X2,X3)|~relation(X1)|~relation(X3)|~in(unordered_pair(unordered_pair(esk6_3(X2,X3,X1),esk5_3(X2,X3,X1)),unordered_pair(esk5_3(X2,X3,X1),esk5_3(X2,X3,X1))),X1)|~in(unordered_pair(unordered_pair(esk6_3(X2,X3,X1),esk5_3(X2,X3,X1)),unordered_pair(esk5_3(X2,X3,X1),esk5_3(X2,X3,X1))),X3)|~in(esk6_3(X2,X3,X1),X2))).
% 1.57/0.70  cnf(i_0_27, plain, (X1=relation_rng_restriction(X2,X3)|in(unordered_pair(unordered_pair(esk6_3(X2,X3,X1),esk5_3(X2,X3,X1)),unordered_pair(esk5_3(X2,X3,X1),esk5_3(X2,X3,X1))),X1)|in(esk6_3(X2,X3,X1),X2)|~relation(X1)|~relation(X3))).
% 1.57/0.70  cnf(i_0_141, plain, (X1=relation_composition(X2,X3)|~relation(X1)|~relation(X3)|~relation(X2)|~in(unordered_pair(unordered_pair(esk48_3(X2,X3,X1),esk48_3(X2,X3,X1)),unordered_pair(esk48_3(X2,X3,X1),esk49_3(X2,X3,X1))),X1)|~in(unordered_pair(unordered_pair(esk48_3(X2,X3,X1),X4),unordered_pair(esk48_3(X2,X3,X1),esk48_3(X2,X3,X1))),X2)|~in(unordered_pair(unordered_pair(X4,esk49_3(X2,X3,X1)),unordered_pair(X4,X4)),X3))).
% 1.57/0.70  cnf(i_0_133, plain, (X1=relation_inverse(X2)|in(unordered_pair(unordered_pair(esk45_2(X2,X1),esk46_2(X2,X1)),unordered_pair(esk46_2(X2,X1),esk46_2(X2,X1))),X2)|in(unordered_pair(unordered_pair(esk45_2(X2,X1),esk45_2(X2,X1)),unordered_pair(esk45_2(X2,X1),esk46_2(X2,X1))),X1)|~relation(X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_20, plain, (X1=relation_dom_restriction(X2,X3)|in(unordered_pair(unordered_pair(esk3_3(X2,X3,X1),esk3_3(X2,X3,X1)),unordered_pair(esk3_3(X2,X3,X1),esk4_3(X2,X3,X1))),X2)|in(unordered_pair(unordered_pair(esk3_3(X2,X3,X1),esk3_3(X2,X3,X1)),unordered_pair(esk3_3(X2,X3,X1),esk4_3(X2,X3,X1))),X1)|~relation(X1)|~relation(X2))).
% 1.57/0.70  cnf(i_0_26, plain, (X1=relation_rng_restriction(X2,X3)|in(unordered_pair(unordered_pair(esk6_3(X2,X3,X1),esk5_3(X2,X3,X1)),unordered_pair(esk5_3(X2,X3,X1),esk5_3(X2,X3,X1))),X3)|in(unordered_pair(unordered_pair(esk6_3(X2,X3,X1),esk5_3(X2,X3,X1)),unordered_pair(esk5_3(X2,X3,X1),esk5_3(X2,X3,X1))),X1)|~relation(X1)|~relation(X3))).
% 1.57/0.70  cnf(i_0_140, plain, (X1=relation_composition(X2,X3)|in(unordered_pair(unordered_pair(esk48_3(X2,X3,X1),esk48_3(X2,X3,X1)),unordered_pair(esk48_3(X2,X3,X1),esk50_3(X2,X3,X1))),X2)|in(unordered_pair(unordered_pair(esk48_3(X2,X3,X1),esk48_3(X2,X3,X1)),unordered_pair(esk48_3(X2,X3,X1),esk49_3(X2,X3,X1))),X1)|~relation(X1)|~relation(X3)|~relation(X2))).
% 1.57/0.70  cnf(i_0_139, plain, (X1=relation_composition(X2,X3)|in(unordered_pair(unordered_pair(esk49_3(X2,X3,X1),esk50_3(X2,X3,X1)),unordered_pair(esk50_3(X2,X3,X1),esk50_3(X2,X3,X1))),X3)|in(unordered_pair(unordered_pair(esk48_3(X2,X3,X1),esk48_3(X2,X3,X1)),unordered_pair(esk48_3(X2,X3,X1),esk49_3(X2,X3,X1))),X1)|~relation(X1)|~relation(X3)|~relation(X2))).
% 1.57/0.70  cnf(i_0_124, plain, (~in(X1,set_difference(X2,X3))|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_389, lemma, (relation_dom(function_inverse(X1))=relation_rng(X1)|~one_to_one(X1)|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_58, plain, (X1=X2|~in(X1,unordered_pair(X2,X2)))).
% 1.57/0.70  cnf(i_0_64, plain, (subset(X1,X2)|~in(X1,powerset(X2)))).
% 1.57/0.70  cnf(i_0_63, plain, (in(X1,powerset(X2))|~subset(X1,X2))).
% 1.57/0.70  cnf(i_0_125, plain, (in(X1,X2)|~in(X1,set_difference(X2,X3)))).
% 1.57/0.70  cnf(i_0_103, plain, (in(X1,X2)|~in(X1,set_difference(X3,set_difference(X3,X2))))).
% 1.57/0.70  cnf(i_0_78, plain, (X1=X2|X1=X3|~in(X1,unordered_pair(X3,X2)))).
% 1.57/0.70  cnf(i_0_82, plain, (in(X1,set_union2(X2,X3))|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_83, plain, (in(X1,set_union2(X2,X3))|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_106, plain, (apply(X1,X2)=empty_set|in(X2,relation_dom(X1))|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_117, plain, (in(X1,union(X2))|~in(X3,X2)|~in(X1,X3))).
% 1.57/0.70  cnf(i_0_123, plain, (in(X1,set_difference(X2,X3))|in(X1,X3)|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_84, plain, (in(X1,X2)|in(X1,X3)|~in(X1,set_union2(X3,X2)))).
% 1.57/0.70  cnf(i_0_52, plain, (X1=empty_set|in(X2,set_meet(X1))|~in(X2,esk16_3(X1,set_meet(X1),X2)))).
% 1.57/0.70  cnf(i_0_119, plain, (in(X1,esk38_3(X2,union(X2),X1))|~in(X1,union(X2)))).
% 1.57/0.70  cnf(i_0_332, lemma, (identity_relation(relation_dom(X1))=X1|apply(X1,esk68_2(relation_dom(X1),X1))!=esk68_2(relation_dom(X1),X1)|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_15, plain, (X1=X2|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),identity_relation(X3)))).
% 1.57/0.70  cnf(i_0_333, lemma, (identity_relation(relation_dom(X1))=X1|in(esk68_2(relation_dom(X1),X1),relation_dom(X1))|~relation(X1)|~function(X1))).
% 1.57/0.70  cnf(i_0_16, plain, (in(X1,X2)|~in(unordered_pair(unordered_pair(X1,X3),unordered_pair(X1,X1)),identity_relation(X2)))).
% 1.57/0.70  cnf(i_0_118, plain, (in(esk38_3(X1,union(X1),X2),X1)|~in(X2,union(X1)))).
% 1.57/0.70  cnf(i_0_53, plain, (X1=empty_set|in(esk16_3(X1,set_meet(X1),X2),X1)|in(X2,set_meet(X1)))).
% 1.57/0.70  cnf(i_0_54, plain, (X1=empty_set|in(X2,X3)|~in(X2,set_meet(X1))|~in(X3,X1))).
% 1.57/0.70  cnf(i_0_102, plain, (in(X1,set_difference(X2,set_difference(X2,X3)))|~in(X1,X3)|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_25, plain, (in(X1,X2)|~relation(X3)|~in(unordered_pair(unordered_pair(X1,X4),unordered_pair(X1,X1)),relation_dom_restriction(X3,X2)))).
% 1.57/0.70  cnf(i_0_31, plain, (in(X1,X2)|~relation(X3)|~in(unordered_pair(unordered_pair(X4,X1),unordered_pair(X4,X4)),relation_rng_restriction(X2,X3)))).
% 1.57/0.70  cnf(i_0_92, plain, (in(esk26_4(X1,X2,cartesian_product2(X1,X2),X3),X1)|~in(X3,cartesian_product2(X1,X2)))).
% 1.57/0.70  cnf(i_0_388, lemma, (in(apply(function_inverse(X1),X2),relation_dom(X1))|~one_to_one(X1)|~relation(X1)|~function(X1)|~in(X2,relation_rng(X1)))).
% 1.57/0.70  cnf(i_0_386, lemma, (in(apply(X1,X2),relation_rng(X1))|~one_to_one(X1)|~relation(X1)|~function(X1)|~in(X2,relation_dom(X1)))).
% 1.57/0.70  cnf(i_0_385, lemma, (apply(function_inverse(X1),apply(X1,X2))=X2|~one_to_one(X1)|~relation(X1)|~function(X1)|~in(X2,relation_dom(X1)))).
% 1.57/0.70  cnf(i_0_387, lemma, (apply(X1,apply(function_inverse(X1),X2))=X2|~one_to_one(X1)|~relation(X1)|~function(X1)|~in(X2,relation_rng(X1)))).
% 1.57/0.70  cnf(i_0_91, plain, (in(esk27_4(X1,X2,cartesian_product2(X1,X2),X3),X2)|~in(X3,cartesian_product2(X1,X2)))).
% 1.57/0.70  cnf(i_0_14, plain, (in(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,X1)),identity_relation(X2))|~in(X1,X2))).
% 1.57/0.70  cnf(i_0_36, plain, (in(esk7_4(X1,X2,relation_image(X1,X2),X3),X2)|~relation(X1)|~in(X3,relation_image(X1,X2)))).
% 1.57/0.70  cnf(i_0_42, plain, (in(esk10_4(X1,X2,relation_inverse_image(X1,X2),X3),X2)|~relation(X1)|~in(X3,relation_inverse_image(X1,X2)))).
% 1.57/0.70  cnf(i_0_108, plain, (in(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,apply(X2,X1))),X2)|~relation(X2)|~function(X2)|~in(X1,relation_dom(X2)))).
% 1.57/0.70  cnf(i_0_149, plain, (in(subset_complement(X1,X2),X3)|~element(X3,powerset(powerset(X1)))|~in(X2,complements_of_subsets(X1,X3)))).
% 1.57/0.70  cnf(i_0_112, plain, (in(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,esk35_3(X2,relation_dom(X2),X1))),X2)|~relation(X2)|~in(X1,relation_dom(X2)))).
% 1.57/0.70  cnf(i_0_148, plain, (in(X1,complements_of_subsets(X2,X3))|~element(X3,powerset(powerset(X2)))|~element(X1,powerset(X2))|~in(subset_complement(X2,X1),X3))).
% 1.57/0.70  cnf(i_0_43, plain, (in(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,esk10_4(X2,X3,relation_inverse_image(X2,X3),X1))),X2)|~relation(X2)|~in(X1,relation_inverse_image(X2,X3)))).
% 1.57/0.70  cnf(i_0_24, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X3)|~relation(X3)|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_dom_restriction(X3,X4)))).
% 1.57/0.70  cnf(i_0_30, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X3)|~relation(X3)|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_rng_restriction(X4,X3)))).
% 1.57/0.70  cnf(i_0_136, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X3)|~relation(X3)|~in(unordered_pair(unordered_pair(X2,X1),unordered_pair(X2,X2)),relation_inverse(X3)))).
% 1.57/0.70  cnf(i_0_135, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_inverse(X3))|~relation(X3)|~in(unordered_pair(unordered_pair(X2,X1),unordered_pair(X2,X2)),X3))).
% 1.57/0.70  cnf(i_0_29, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_rng_restriction(X3,X4))|~relation(X4)|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X4)|~in(X2,X3))).
% 1.57/0.70  cnf(i_0_23, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_dom_restriction(X3,X4))|~relation(X3)|~in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),X3)|~in(X1,X4))).
% 1.57/0.70  cnf(i_0_129, plain, (in(unordered_pair(unordered_pair(X1,esk42_3(X2,relation_rng(X2),X1)),unordered_pair(esk42_3(X2,relation_rng(X2),X1),esk42_3(X2,relation_rng(X2),X1))),X2)|~relation(X2)|~in(X1,relation_rng(X2)))).
% 1.57/0.70  cnf(i_0_144, plain, (in(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,esk47_5(X2,X3,relation_composition(X2,X3),X1,X4))),X2)|~relation(X3)|~relation(X2)|~in(unordered_pair(unordered_pair(X1,X4),unordered_pair(X1,X1)),relation_composition(X2,X3)))).
% 1.57/0.70  cnf(i_0_142, plain, (in(unordered_pair(unordered_pair(X1,X2),unordered_pair(X1,X1)),relation_composition(X3,X4))|~relation(X4)|~relation(X3)|~in(unordered_pair(unordered_pair(X5,X2),unordered_pair(X5,X5)),X4)|~in(unordered_pair(unordered_pair(X1,X5),unordered_pair(X1,X1)),X3))).
% 1.57/0.70  cnf(i_0_37, plain, (in(unordered_pair(unordered_pair(X1,esk7_4(X2,X3,relation_image(X2,X3),X1)),unordered_pair(esk7_4(X2,X3,relation_image(X2,X3),X1),esk7_4(X2,X3,relation_image(X2,X3),X1))),X2)|~relation(X2)|~in(X1,relation_image(X2,X3)))).
% 1.57/0.70  cnf(i_0_90, plain, (unordered_pair(unordered_pair(esk26_4(X1,X2,cartesian_product2(X1,X2),X3),esk26_4(X1,X2,cartesian_product2(X1,X2),X3)),unordered_pair(esk26_4(X1,X2,cartesian_product2(X1,X2),X3),esk27_4(X1,X2,cartesian_product2(X1,X2),X3)))=X3|~in(X3,cartesian_product2(X1,X2)))).
% 1.57/0.70  cnf(i_0_143, plain, (in(unordered_pair(unordered_pair(X1,esk47_5(X2,X3,relation_composition(X2,X3),X4,X1)),unordered_pair(esk47_5(X2,X3,relation_composition(X2,X3),X4,X1),esk47_5(X2,X3,relation_composition(X2,X3),X4,X1))),X3)|~relation(X3)|~relation(X2)|~in(unordered_pair(unordered_pair(X4,X1),unordered_pair(X4,X4)),relation_composition(X2,X3)))).
% 1.57/0.70  # End listing active clauses.  There is an equivalent clause to each of these in the clausification!
% 1.57/0.70  # Begin printing tableau
% 1.57/0.70  # Found 6 steps
% 1.57/0.70  cnf(i_0_391, negated_conjecture, (relation_rng(function_inverse(esk75_0))!=relation_dom(esk75_0)|relation_dom(function_inverse(esk75_0))!=relation_rng(esk75_0)), inference(start_rule)).
% 1.57/0.70  cnf(i_0_526, plain, (relation_rng(function_inverse(esk75_0))!=relation_dom(esk75_0)), inference(extension_rule, [i_0_78])).
% 1.57/0.70  cnf(i_0_1380, plain, (relation_rng(function_inverse(esk75_0))=relation_dom(esk75_0)), inference(closure_rule, [i_0_526])).
% 1.57/0.70  cnf(i_0_1382, plain, (~in(relation_rng(function_inverse(esk75_0)),unordered_pair(relation_dom(esk75_0),relation_dom(esk75_0)))), inference(extension_rule, [i_0_345])).
% 1.57/0.70  cnf(i_0_527, plain, (relation_dom(function_inverse(esk75_0))!=relation_rng(esk75_0)), inference(etableau_closure_rule, [i_0_527, ...])).
% 1.57/0.70  cnf(i_0_1658, plain, (~subset(unordered_pair(X6,relation_rng(function_inverse(esk75_0))),unordered_pair(relation_dom(esk75_0),relation_dom(esk75_0)))), inference(etableau_closure_rule, [i_0_1658, ...])).
% 1.57/0.70  # End printing tableau
% 1.57/0.70  # SZS output end
% 1.57/0.70  # Branches closed with saturation will be marked with an "s"
% 1.57/0.71  # Child (4932) has found a proof.
% 1.57/0.71  
% 1.57/0.71  # Proof search is over...
% 1.57/0.71  # Freeing feature tree
%------------------------------------------------------------------------------