%------------------------------------------------------------------------------
% File     : Etableau---0.67
% Problem  : SET204-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% 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 : n007.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 00:58:52 EDT 2022

% Result   : Unsatisfiable 0.13s 0.40s
% Output   : CNFRefutation 0.13s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SET204-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.11/0.12  % Command  : etableau --auto --tsmdo --quicksat=10000 --tableau=1 --tableau-saturation=1 -s -p --tableau-cores=8 --cpu-limit=%d %s
% 0.13/0.33  % Computer : n007.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Mon Jul 11 03:21:32 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.38  # No SInE strategy applied
% 0.13/0.38  # Auto-Mode selected heuristic G_E___107_C37_F1_PI_AE_Q4_CS_SP_PS_S0Y
% 0.13/0.38  # and selection function SelectMaxLComplexAvoidPosPred.
% 0.13/0.38  #
% 0.13/0.38  # Presaturation interreduction done
% 0.13/0.38  # Number of axioms: 97 Number of unprocessed: 96
% 0.13/0.38  # Tableaux proof search.
% 0.13/0.38  # APR header successfully linked.
% 0.13/0.38  # Hello from C++
% 0.13/0.38  # The folding up rule is enabled...
% 0.13/0.38  # Local unification is enabled...
% 0.13/0.38  # Any saturation attempts will use folding labels...
% 0.13/0.38  # 96 beginning clauses after preprocessing and clausification
% 0.13/0.38  # Creating start rules for all 2 conjectures.
% 0.13/0.38  # There are 2 start rule candidates:
% 0.13/0.38  # Found 23 unit axioms.
% 0.13/0.38  # Unsuccessfully attempted saturation on 1 start tableaux, moving on.
% 0.13/0.38  # 2 start rule tableaux created.
% 0.13/0.38  # 73 extension rule candidate clauses
% 0.13/0.38  # 23 unit axiom clauses
% 0.13/0.38  
% 0.13/0.38  # Requested 8, 32 cores available to the main process.
% 0.13/0.38  # There are not enough tableaux to fork, creating more from the initial 2
% 0.13/0.38  # Returning from population with 9 new_tableaux and 0 remaining starting tableaux.
% 0.13/0.38  # We now have 9 tableaux to operate on
% 0.13/0.40  # There were 1 total branch saturation attempts.
% 0.13/0.40  # There were 0 of these attempts blocked.
% 0.13/0.40  # There were 0 deferred branch saturation attempts.
% 0.13/0.40  # There were 0 free duplicated saturations.
% 0.13/0.40  # There were 1 total successful branch saturations.
% 0.13/0.40  # There were 0 successful branch saturations in interreduction.
% 0.13/0.40  # There were 0 successful branch saturations on the branch.
% 0.13/0.40  # There were 1 successful branch saturations after the branch.
% 0.13/0.40  # SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.40  # SZS output start for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.40  # Begin clausification derivation
% 0.13/0.40  
% 0.13/0.40  # End clausification derivation
% 0.13/0.40  # Begin listing active clauses obtained from FOF to CNF conversion
% 0.13/0.40  cnf(i_0_164, plain, (inductive(omega))).
% 0.13/0.40  cnf(i_0_183, plain, (function(choice))).
% 0.13/0.40  cnf(i_0_166, plain, (member(omega,universal_class))).
% 0.13/0.40  cnf(i_0_118, plain, (subclass(X1,universal_class))).
% 0.13/0.40  cnf(i_0_125, plain, (member(unordered_pair(X1,X2),universal_class))).
% 0.13/0.40  cnf(i_0_132, plain, (subclass(element_relation,cross_product(universal_class,universal_class)))).
% 0.13/0.40  cnf(i_0_158, plain, (subclass(successor_relation,cross_product(universal_class,universal_class)))).
% 0.13/0.40  cnf(i_0_212, plain, (subclass(domain_relation,cross_product(universal_class,universal_class)))).
% 0.13/0.40  cnf(i_0_227, negated_conjecture, (member(unordered_pair(unordered_pair(u,u),unordered_pair(u,unordered_pair(v,v))),cross_product(x,y)))).
% 0.13/0.40  cnf(i_0_206, plain, (subclass(compose_class(X1),cross_product(universal_class,universal_class)))).
% 0.13/0.40  cnf(i_0_209, plain, (subclass(composition_function,cross_product(universal_class,cross_product(universal_class,universal_class))))).
% 0.13/0.40  cnf(i_0_219, plain, (subclass(application_function,cross_product(universal_class,cross_product(universal_class,universal_class))))).
% 0.13/0.40  cnf(i_0_171, plain, (subclass(compose(X1,X2),cross_product(universal_class,universal_class)))).
% 0.13/0.40  cnf(i_0_146, plain, (subclass(rotate(X1),cross_product(cross_product(universal_class,universal_class),universal_class)))).
% 0.13/0.40  cnf(i_0_149, plain, (subclass(flip(X1),cross_product(cross_product(universal_class,universal_class),universal_class)))).
% 0.13/0.40  cnf(i_0_189, plain, (intersection(domain_of(flip(cross_product(subset_relation,universal_class))),subset_relation)=identity_relation)).
% 0.13/0.40  cnf(i_0_218, plain, (intersection(complement(compose(element_relation,complement(identity_relation))),element_relation)=singleton_relation)).
% 0.13/0.40  cnf(i_0_191, plain, (intersection(domain_of(X1),complement(domain_of(intersection(compose(domain_of(flip(cross_product(element_relation,universal_class))),X1),identity_relation))))=cantor(X1))).
% 0.13/0.40  cnf(i_0_188, plain, (intersection(cross_product(universal_class,universal_class),intersection(cross_product(universal_class,universal_class),complement(compose(complement(element_relation),domain_of(flip(cross_product(element_relation,universal_class)))))))=subset_relation)).
% 0.13/0.40  cnf(i_0_217, plain, (first(not_subclass_element(intersection(X1,cross_product(domain_of(domain_of(flip(cross_product(intersection(domain_of(flip(cross_product(X1,universal_class))),cross_product(unordered_pair(first(not_subclass_element(compose(X1,domain_of(flip(cross_product(X1,universal_class)))),identity_relation)),first(not_subclass_element(compose(X1,domain_of(flip(cross_product(X1,universal_class)))),identity_relation))),universal_class)),universal_class)))),unordered_pair(second(not_subclass_element(compose(X1,domain_of(flip(cross_product(X1,universal_class)))),identity_relation)),second(not_subclass_element(compose(X1,domain_of(flip(cross_product(X1,universal_class)))),identity_relation))))),null_class))=single_valued3(X1))).
% 0.13/0.40  cnf(i_0_120, plain, (subclass(X1,X1))).
% 0.13/0.40  cnf(i_0_143, plain, (intersection(cross_product(X1,X2),X3)=intersection(X3,cross_product(X1,X2)))).
% 0.13/0.40  cnf(i_0_228, negated_conjecture, (~member(unordered_pair(unordered_pair(v,v),unordered_pair(v,unordered_pair(u,u))),cross_product(y,x)))).
% 0.13/0.40  cnf(i_0_161, plain, (member(null_class,X1)|~inductive(X1))).
% 0.13/0.40  cnf(i_0_124, plain, (member(X1,unordered_pair(X2,X1))|~member(X1,universal_class))).
% 0.13/0.40  cnf(i_0_185, plain, (function(X1)|~one_to_one(X1))).
% 0.13/0.40  cnf(i_0_192, plain, (function(X1)|~operation(X1))).
% 0.13/0.40  cnf(i_0_180, plain, (X1=null_class|member(regular(X1),X1))).
% 0.13/0.40  cnf(i_0_138, plain, (~member(X1,complement(X2))|~member(X1,X2))).
% 0.13/0.40  cnf(i_0_123, plain, (member(X1,unordered_pair(X1,X2))|~member(X1,universal_class))).
% 0.13/0.40  cnf(i_0_165, plain, (subclass(omega,X1)|~inductive(X1))).
% 0.13/0.40  cnf(i_0_181, plain, (intersection(X1,regular(X1))=null_class|X1=null_class)).
% 0.13/0.40  cnf(i_0_122, plain, (X1=X2|X1=X3|~member(X1,unordered_pair(X2,X3)))).
% 0.13/0.40  cnf(i_0_196, plain, (function(X1)|~compatible(X1,X2,X3))).
% 0.13/0.40  cnf(i_0_223, plain, (function(X1)|~maps(X1,X2,X3))).
% 0.13/0.40  cnf(i_0_201, plain, (operation(X1)|~homomorphism(X2,X3,X1))).
% 0.13/0.40  cnf(i_0_136, plain, (member(X1,X2)|~member(X1,intersection(X3,X2)))).
% 0.13/0.40  cnf(i_0_176, plain, (subclass(X1,cross_product(universal_class,universal_class))|~function(X1))).
% 0.13/0.40  cnf(i_0_200, plain, (operation(X1)|~homomorphism(X2,X1,X3))).
% 0.13/0.40  cnf(i_0_224, plain, (domain_of(X1)=X2|~maps(X1,X2,X3))).
% 0.13/0.40  cnf(i_0_135, plain, (member(X1,X2)|~member(X1,intersection(X2,X3)))).
% 0.13/0.40  cnf(i_0_202, plain, (compatible(X1,X2,X3)|~homomorphism(X1,X2,X3))).
% 0.13/0.40  cnf(i_0_139, plain, (member(X1,complement(X2))|member(X1,X2)|~member(X1,universal_class))).
% 0.13/0.40  cnf(i_0_121, plain, (X1=X2|~subclass(X2,X1)|~subclass(X1,X2))).
% 0.13/0.40  cnf(i_0_116, plain, (member(not_subclass_element(X1,X2),X1)|subclass(X1,X2))).
% 0.13/0.40  cnf(i_0_117, plain, (subclass(X1,X2)|~member(not_subclass_element(X1,X2),X2))).
% 0.13/0.40  cnf(i_0_137, plain, (member(X1,intersection(X2,X3))|~member(X1,X3)|~member(X1,X2))).
% 0.13/0.40  cnf(i_0_115, plain, (member(X1,X2)|~member(X1,X3)|~subclass(X3,X2))).
% 0.13/0.40  cnf(i_0_186, plain, (function(domain_of(flip(cross_product(X1,universal_class))))|~one_to_one(X1))).
% 0.13/0.40  cnf(i_0_193, plain, (cross_product(domain_of(domain_of(X1)),domain_of(domain_of(X1)))=domain_of(X1)|~operation(X1))).
% 0.13/0.40  cnf(i_0_197, plain, (domain_of(domain_of(X1))=domain_of(X2)|~compatible(X2,X1,X3))).
% 0.13/0.40  cnf(i_0_144, plain, (intersection(X1,cross_product(unordered_pair(X2,X2),universal_class))!=null_class|~member(X2,domain_of(X1)))).
% 0.13/0.40  cnf(i_0_133, plain, (member(X1,X2)|~member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),element_relation))).
% 0.13/0.40  cnf(i_0_168, plain, (member(domain_of(intersection(element_relation,cross_product(universal_class,X1))),universal_class)|~member(X1,universal_class))).
% 0.13/0.40  cnf(i_0_213, plain, (domain_of(X1)=X2|~member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),domain_relation))).
% 0.13/0.40  cnf(i_0_145, plain, (intersection(X1,cross_product(unordered_pair(X2,X2),universal_class))=null_class|member(X2,domain_of(X1))|~member(X2,universal_class))).
% 0.13/0.40  cnf(i_0_129, plain, (member(X1,X2)|~member(unordered_pair(unordered_pair(X3,X3),unordered_pair(X3,unordered_pair(X1,X1))),cross_product(X4,X2)))).
% 0.13/0.40  cnf(i_0_128, plain, (member(X1,X2)|~member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X3,X3))),cross_product(X2,X4)))).
% 0.13/0.40  cnf(i_0_187, plain, (one_to_one(X1)|~function(domain_of(flip(cross_product(X1,universal_class))))|~function(X1))).
% 0.13/0.40  cnf(i_0_207, plain, (compose(X1,X2)=X3|~member(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X3,X3))),compose_class(X1)))).
% 0.13/0.40  cnf(i_0_130, plain, (member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),cross_product(X3,X4))|~member(X2,X4)|~member(X1,X3))).
% 0.13/0.40  cnf(i_0_214, plain, (member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(domain_of(X1),domain_of(X1)))),domain_relation)|~member(X1,universal_class))).
% 0.13/0.40  cnf(i_0_174, plain, (subclass(compose(X1,domain_of(flip(cross_product(X1,universal_class)))),identity_relation)|~single_valued_class(X1))).
% 0.13/0.40  cnf(i_0_177, plain, (subclass(compose(X1,domain_of(flip(cross_product(X1,universal_class)))),identity_relation)|~function(X1))).
% 0.13/0.40  cnf(i_0_194, plain, (subclass(domain_of(domain_of(flip(cross_product(X1,universal_class)))),domain_of(domain_of(X1)))|~operation(X1))).
% 0.13/0.40  cnf(i_0_175, plain, (single_valued_class(X1)|~subclass(compose(X1,domain_of(flip(cross_product(X1,universal_class)))),identity_relation))).
% 0.13/0.40  cnf(i_0_225, plain, (subclass(domain_of(domain_of(flip(cross_product(X1,universal_class)))),X2)|~maps(X1,X3,X2))).
% 0.13/0.40  cnf(i_0_159, plain, (complement(intersection(complement(X1),complement(unordered_pair(X1,X1))))=X2|~member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),successor_relation))).
% 0.13/0.40  cnf(i_0_162, plain, (subclass(domain_of(domain_of(flip(cross_product(intersection(successor_relation,cross_product(X1,universal_class)),universal_class)))),X1)|~inductive(X1))).
% 0.13/0.40  cnf(i_0_134, plain, (member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),element_relation)|~member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),cross_product(universal_class,universal_class))|~member(X1,X2))).
% 0.13/0.40  cnf(i_0_179, plain, (member(domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(X2,universal_class)),universal_class)))),universal_class)|~function(X1)|~member(X2,universal_class))).
% 0.13/0.40  cnf(i_0_178, plain, (function(X1)|~subclass(compose(X1,domain_of(flip(cross_product(X1,universal_class)))),identity_relation)|~subclass(X1,cross_product(universal_class,universal_class)))).
% 0.13/0.40  cnf(i_0_198, plain, (subclass(domain_of(domain_of(flip(cross_product(X1,universal_class)))),domain_of(domain_of(X2)))|~compatible(X1,X3,X2))).
% 0.13/0.40  cnf(i_0_131, plain, (unordered_pair(unordered_pair(first(X1),first(X1)),unordered_pair(first(X1),unordered_pair(second(X1),second(X1))))=X1|~member(X1,cross_product(X2,X3)))).
% 0.13/0.40  cnf(i_0_226, plain, (maps(X1,domain_of(X1),X2)|~function(X1)|~subclass(domain_of(domain_of(flip(cross_product(X1,universal_class)))),X2))).
% 0.13/0.40  cnf(i_0_163, plain, (inductive(X1)|~member(null_class,X1)|~subclass(domain_of(domain_of(flip(cross_product(intersection(successor_relation,cross_product(X1,universal_class)),universal_class)))),X1))).
% 0.13/0.40  cnf(i_0_170, plain, (member(complement(domain_of(domain_of(flip(cross_product(intersection(element_relation,cross_product(complement(X1),universal_class)),universal_class))))),universal_class)|~member(X1,universal_class))).
% 0.13/0.40  cnf(i_0_220, plain, (member(X1,domain_of(X2))|~member(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X3,X3))),unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X3,X3)))))),application_function))).
% 0.13/0.40  cnf(i_0_208, plain, (member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),compose_class(X3))|compose(X3,X1)!=X2|~member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),cross_product(universal_class,universal_class)))).
% 0.13/0.40  cnf(i_0_199, plain, (compatible(X1,X2,X3)|domain_of(domain_of(X2))!=domain_of(X1)|~function(X1)|~subclass(domain_of(domain_of(flip(cross_product(X1,universal_class)))),domain_of(domain_of(X3))))).
% 0.13/0.40  cnf(i_0_195, plain, (operation(X1)|cross_product(domain_of(domain_of(X1)),domain_of(domain_of(X1)))!=domain_of(X1)|~function(X1)|~subclass(domain_of(domain_of(flip(cross_product(X1,universal_class)))),domain_of(domain_of(X1))))).
% 0.13/0.40  cnf(i_0_210, plain, (compose(X1,X2)=X3|~member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X3,X3))),unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X3,X3)))))),composition_function))).
% 0.13/0.40  cnf(i_0_160, plain, (member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),successor_relation)|complement(intersection(complement(X1),complement(unordered_pair(X1,X1))))!=X2|~member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),cross_product(universal_class,universal_class)))).
% 0.13/0.40  cnf(i_0_184, plain, (X1=null_class|member(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(choice,cross_product(unordered_pair(X1,X1),universal_class)),universal_class))))))),X1)|~member(X1,universal_class))).
% 0.13/0.40  cnf(i_0_221, plain, (domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(X2,X2),universal_class)),universal_class)))))))=X3|~member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X3,X3))),unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X3,X3)))))),application_function))).
% 0.13/0.40  cnf(i_0_211, plain, (member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(compose(X1,X2),compose(X1,X2)))),unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(compose(X1,X2),compose(X1,X2))))))),composition_function)|~member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),cross_product(universal_class,universal_class)))).
% 0.13/0.40  cnf(i_0_172, plain, (member(X1,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(domain_of(domain_of(flip(cross_product(intersection(X3,cross_product(unordered_pair(X4,X4),universal_class)),universal_class)))),universal_class)),universal_class)))))|~member(unordered_pair(unordered_pair(X4,X4),unordered_pair(X4,unordered_pair(X1,X1))),compose(X2,X3)))).
% 0.13/0.40  cnf(i_0_204, plain, (homomorphism(X1,X2,X3)|member(unordered_pair(unordered_pair(not_homomorphism1(X1,X2,X3),not_homomorphism1(X1,X2,X3)),unordered_pair(not_homomorphism1(X1,X2,X3),unordered_pair(not_homomorphism2(X1,X2,X3),not_homomorphism2(X1,X2,X3)))),domain_of(X2))|~compatible(X1,X2,X3)|~operation(X3)|~operation(X2))).
% 0.13/0.40  cnf(i_0_173, plain, (member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),compose(X3,X4))|~member(X2,domain_of(domain_of(flip(cross_product(intersection(X3,cross_product(domain_of(domain_of(flip(cross_product(intersection(X4,cross_product(unordered_pair(X1,X1),universal_class)),universal_class)))),universal_class)),universal_class)))))|~member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),cross_product(universal_class,universal_class)))).
% 0.13/0.40  cnf(i_0_147, plain, (member(unordered_pair(unordered_pair(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2)))),unordered_pair(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),unordered_pair(X3,X3))),X4)|~member(unordered_pair(unordered_pair(unordered_pair(unordered_pair(X3,X3),unordered_pair(X3,unordered_pair(X1,X1))),unordered_pair(unordered_pair(X3,X3),unordered_pair(X3,unordered_pair(X1,X1)))),unordered_pair(unordered_pair(unordered_pair(X3,X3),unordered_pair(X3,unordered_pair(X1,X1))),unordered_pair(X2,X2))),rotate(X4)))).
% 0.13/0.40  cnf(i_0_150, plain, (member(unordered_pair(unordered_pair(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2)))),unordered_pair(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),unordered_pair(X3,X3))),X4)|~member(unordered_pair(unordered_pair(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X1,X1))),unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X1,X1)))),unordered_pair(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X1,X1))),unordered_pair(X3,X3))),flip(X4)))).
% 0.13/0.40  cnf(i_0_148, plain, (member(unordered_pair(unordered_pair(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2)))),unordered_pair(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),unordered_pair(X3,X3))),rotate(X4))|~member(unordered_pair(unordered_pair(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2)))),unordered_pair(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),unordered_pair(X3,X3))),cross_product(cross_product(universal_class,universal_class),universal_class))|~member(unordered_pair(unordered_pair(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X3,X3))),unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X3,X3)))),unordered_pair(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X3,X3))),unordered_pair(X1,X1))),X4))).
% 0.13/0.40  cnf(i_0_151, plain, (member(unordered_pair(unordered_pair(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2)))),unordered_pair(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),unordered_pair(X3,X3))),flip(X4))|~member(unordered_pair(unordered_pair(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2)))),unordered_pair(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(X2,X2))),unordered_pair(X3,X3))),cross_product(cross_product(universal_class,universal_class),universal_class))|~member(unordered_pair(unordered_pair(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X1,X1))),unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X1,X1)))),unordered_pair(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X1,X1))),unordered_pair(X3,X3))),X4))).
% 0.13/0.40  cnf(i_0_222, plain, (member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(X2,X2),universal_class)),universal_class))))))),domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(X2,X2),universal_class)),universal_class)))))))))),unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(X2,X2),universal_class)),universal_class))))))),domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(X2,X2),universal_class)),universal_class))))))))))))),application_function)|~member(unordered_pair(unordered_pair(X1,X1),unordered_pair(X1,unordered_pair(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X3,X3))),unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X3,X3)))))),cross_product(universal_class,cross_product(universal_class,universal_class)))|~member(X2,domain_of(X1)))).
% 0.13/0.40  cnf(i_0_203, plain, (domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(unordered_pair(unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(unordered_pair(X3,X3),universal_class)),universal_class))))))),domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(unordered_pair(X3,X3),universal_class)),universal_class)))))))),unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(unordered_pair(X3,X3),universal_class)),universal_class))))))),unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(unordered_pair(X4,X4),universal_class)),universal_class))))))),domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(unordered_pair(X4,X4),universal_class)),universal_class)))))))))),unordered_pair(unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(unordered_pair(X3,X3),universal_class)),universal_class))))))),domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(unordered_pair(X3,X3),universal_class)),universal_class)))))))),unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(unordered_pair(X3,X3),universal_class)),universal_class))))))),unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(unordered_pair(X4,X4),universal_class)),universal_class))))))),domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(unordered_pair(X4,X4),universal_class)),universal_class))))))))))),universal_class)),universal_class)))))))=domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X5,cross_product(unordered_pair(unordered_pair(unordered_pair(X3,X3),unordered_pair(X3,unordered_pair(X4,X4))),unordered_pair(unordered_pair(X3,X3),unordered_pair(X3,unordered_pair(X4,X4)))),universal_class)),universal_class))))))),domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X5,cross_product(unordered_pair(unordered_pair(unordered_pair(X3,X3),unordered_pair(X3,unordered_pair(X4,X4))),unordered_pair(unordered_pair(X3,X3),unordered_pair(X3,unordered_pair(X4,X4)))),universal_class)),universal_class)))))))),universal_class)),universal_class)))))))|~homomorphism(X2,X5,X1)|~member(unordered_pair(unordered_pair(X3,X3),unordered_pair(X3,unordered_pair(X4,X4))),domain_of(X5)))).
% 0.13/0.40  cnf(i_0_205, plain, (homomorphism(X1,X2,X3)|domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X3,cross_product(unordered_pair(unordered_pair(unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(not_homomorphism1(X1,X2,X3),not_homomorphism1(X1,X2,X3)),universal_class)),universal_class))))))),domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(not_homomorphism1(X1,X2,X3),not_homomorphism1(X1,X2,X3)),universal_class)),universal_class)))))))),unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(not_homomorphism1(X1,X2,X3),not_homomorphism1(X1,X2,X3)),universal_class)),universal_class))))))),unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(not_homomorphism2(X1,X2,X3),not_homomorphism2(X1,X2,X3)),universal_class)),universal_class))))))),domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(not_homomorphism2(X1,X2,X3),not_homomorphism2(X1,X2,X3)),universal_class)),universal_class)))))))))),unordered_pair(unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(not_homomorphism1(X1,X2,X3),not_homomorphism1(X1,X2,X3)),universal_class)),universal_class))))))),domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(not_homomorphism1(X1,X2,X3),not_homomorphism1(X1,X2,X3)),universal_class)),universal_class)))))))),unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(not_homomorphism1(X1,X2,X3),not_homomorphism1(X1,X2,X3)),universal_class)),universal_class))))))),unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(not_homomorphism2(X1,X2,X3),not_homomorphism2(X1,X2,X3)),universal_class)),universal_class))))))),domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(not_homomorphism2(X1,X2,X3),not_homomorphism2(X1,X2,X3)),universal_class)),universal_class))))))))))),universal_class)),universal_class)))))))!=domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X1,cross_product(unordered_pair(domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(unordered_pair(unordered_pair(unordered_pair(not_homomorphism1(X1,X2,X3),not_homomorphism1(X1,X2,X3)),unordered_pair(not_homomorphism1(X1,X2,X3),unordered_pair(not_homomorphism2(X1,X2,X3),not_homomorphism2(X1,X2,X3)))),unordered_pair(unordered_pair(not_homomorphism1(X1,X2,X3),not_homomorphism1(X1,X2,X3)),unordered_pair(not_homomorphism1(X1,X2,X3),unordered_pair(not_homomorphism2(X1,X2,X3),not_homomorphism2(X1,X2,X3))))),universal_class)),universal_class))))))),domain_of(intersection(element_relation,cross_product(universal_class,domain_of(domain_of(flip(cross_product(intersection(X2,cross_product(unordered_pair(unordered_pair(unordered_pair(not_homomorphism1(X1,X2,X3),not_homomorphism1(X1,X2,X3)),unordered_pair(not_homomorphism1(X1,X2,X3),unordered_pair(not_homomorphism2(X1,X2,X3),not_homomorphism2(X1,X2,X3)))),unordered_pair(unordered_pair(not_homomorphism1(X1,X2,X3),not_homomorphism1(X1,X2,X3)),unordered_pair(not_homomorphism1(X1,X2,X3),unordered_pair(not_homomorphism2(X1,X2,X3),not_homomorphism2(X1,X2,X3))))),universal_class)),universal_class)))))))),universal_class)),universal_class)))))))|~compatible(X1,X2,X3)|~operation(X3)|~operation(X2))).
% 0.13/0.40  # End listing active clauses.  There is an equivalent clause to each of these in the clausification!
% 0.13/0.40  # Begin printing tableau
% 0.13/0.40  # Found 4 steps
% 0.13/0.40  cnf(i_0_228, negated_conjecture, (~member(unordered_pair(unordered_pair(v,v),unordered_pair(v,unordered_pair(u,u))),cross_product(y,x))), inference(start_rule)).
% 0.13/0.40  cnf(i_0_231, plain, (~member(unordered_pair(unordered_pair(v,v),unordered_pair(v,unordered_pair(u,u))),cross_product(y,x))), inference(extension_rule, [i_0_135])).
% 0.13/0.40  cnf(i_0_269, plain, (~member(unordered_pair(unordered_pair(v,v),unordered_pair(v,unordered_pair(u,u))),intersection(cross_product(y,x),X8))), inference(extension_rule, [i_0_136])).
% 0.13/0.40  cnf(i_0_438, plain, (~member(unordered_pair(unordered_pair(v,v),unordered_pair(v,unordered_pair(u,u))),intersection(X7,intersection(cross_product(y,x),X8)))), inference(etableau_closure_rule, [i_0_438, ...])).
% 0.13/0.40  # End printing tableau
% 0.13/0.40  # SZS output end
% 0.13/0.40  # Branches closed with saturation will be marked with an "s"
% 0.13/0.40  # Child (12918) has found a proof.
% 0.13/0.40  
% 0.13/0.40  # Proof search is over...
% 0.13/0.40  # Freeing feature tree
%------------------------------------------------------------------------------