TSTP Solution File: PUZ031-1 by Etableau---0.67
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- Process Solution
%------------------------------------------------------------------------------
% File : Etableau---0.67
% Problem : PUZ031-1 : TPTP v8.1.0. Released v1.0.0.
% 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 : n027.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 : Mon Jul 18 18:11:00 EDT 2022
% Result : Unsatisfiable 0.18s 0.39s
% Output : CNFRefutation 0.18s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.11 % Problem : PUZ031-1 : TPTP v8.1.0. Released v1.0.0.
% 0.11/0.12 % Command : etableau --auto --tsmdo --quicksat=10000 --tableau=1 --tableau-saturation=1 -s -p --tableau-cores=8 --cpu-limit=%d %s
% 0.12/0.33 % Computer : n027.cluster.edu
% 0.12/0.33 % Model : x86_64 x86_64
% 0.12/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33 % Memory : 8042.1875MB
% 0.12/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33 % CPULimit : 300
% 0.12/0.33 % WCLimit : 600
% 0.12/0.33 % DateTime : Sat May 28 22:37:44 EDT 2022
% 0.12/0.33 % CPUTime :
% 0.18/0.36 # No SInE strategy applied
% 0.18/0.36 # Auto-Mode selected heuristic G_E___208_C18_F1_SE_CS_SP_PS_S5PRR_RG_S04AN
% 0.18/0.36 # and selection function SelectComplexExceptUniqMaxHorn.
% 0.18/0.36 #
% 0.18/0.36 # Presaturation interreduction done
% 0.18/0.36 # Number of axioms: 26 Number of unprocessed: 26
% 0.18/0.36 # Tableaux proof search.
% 0.18/0.36 # APR header successfully linked.
% 0.18/0.36 # Hello from C++
% 0.18/0.36 # The folding up rule is enabled...
% 0.18/0.36 # Local unification is enabled...
% 0.18/0.36 # Any saturation attempts will use folding labels...
% 0.18/0.36 # 26 beginning clauses after preprocessing and clausification
% 0.18/0.36 # Creating start rules for all 1 conjectures.
% 0.18/0.36 # There are 1 start rule candidates:
% 0.18/0.36 # Found 6 unit axioms.
% 0.18/0.36 # 1 start rule tableaux created.
% 0.18/0.36 # 20 extension rule candidate clauses
% 0.18/0.36 # 6 unit axiom clauses
% 0.18/0.36
% 0.18/0.36 # Requested 8, 32 cores available to the main process.
% 0.18/0.36 # There are not enough tableaux to fork, creating more from the initial 1
% 0.18/0.36 # Returning from population with 9 new_tableaux and 0 remaining starting tableaux.
% 0.18/0.36 # We now have 9 tableaux to operate on
% 0.18/0.37 # Ran out of tableaux, making start rules for all clauses
% 0.18/0.37 # Ran out of tableaux, making start rules for all clauses
% 0.18/0.37 # Ran out of tableaux, making start rules for all clauses
% 0.18/0.37 # Ran out of tableaux, making start rules for all clauses
% 0.18/0.37 # Ran out of tableaux, making start rules for all clauses
% 0.18/0.37 # Ran out of tableaux, making start rules for all clauses
% 0.18/0.37 # Ran out of tableaux, making start rules for all clauses
% 0.18/0.38 # Ran out of tableaux, making start rules for all clauses
% 0.18/0.39 # There were 6 total branch saturation attempts.
% 0.18/0.39 # There were 0 of these attempts blocked.
% 0.18/0.39 # There were 0 deferred branch saturation attempts.
% 0.18/0.39 # There were 0 free duplicated saturations.
% 0.18/0.39 # There were 6 total successful branch saturations.
% 0.18/0.39 # There were 0 successful branch saturations in interreduction.
% 0.18/0.39 # There were 0 successful branch saturations on the branch.
% 0.18/0.39 # There were 6 successful branch saturations after the branch.
% 0.18/0.39 # There were 6 total branch saturation attempts.
% 0.18/0.39 # There were 0 of these attempts blocked.
% 0.18/0.39 # There were 0 deferred branch saturation attempts.
% 0.18/0.39 # There were 0 free duplicated saturations.
% 0.18/0.39 # There were 6 total successful branch saturations.
% 0.18/0.39 # There were 0 successful branch saturations in interreduction.
% 0.18/0.39 # There were 0 successful branch saturations on the branch.
% 0.18/0.39 # There were 6 successful branch saturations after the branch.
% 0.18/0.39 # SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.39 # SZS output start for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.39 # Begin clausification derivation
% 0.18/0.39
% 0.18/0.39 # End clausification derivation
% 0.18/0.39 # Begin listing active clauses obtained from FOF to CNF conversion
% 0.18/0.39 cnf(i_0_37, plain, (grain(a_grain))).
% 0.18/0.39 cnf(i_0_32, plain, (wolf(a_wolf))).
% 0.18/0.39 cnf(i_0_33, plain, (fox(a_fox))).
% 0.18/0.39 cnf(i_0_34, plain, (bird(a_bird))).
% 0.18/0.39 cnf(i_0_35, plain, (caterpillar(a_caterpillar))).
% 0.18/0.39 cnf(i_0_36, plain, (snail(a_snail))).
% 0.18/0.39 cnf(i_0_38, plain, (plant(X1)|~grain(X1))).
% 0.18/0.39 cnf(i_0_27, plain, (animal(X1)|~wolf(X1))).
% 0.18/0.39 cnf(i_0_28, plain, (animal(X1)|~fox(X1))).
% 0.18/0.39 cnf(i_0_29, plain, (animal(X1)|~bird(X1))).
% 0.18/0.39 cnf(i_0_30, plain, (animal(X1)|~caterpillar(X1))).
% 0.18/0.39 cnf(i_0_31, plain, (animal(X1)|~snail(X1))).
% 0.18/0.39 cnf(i_0_45, plain, (~eats(X1,X2)|~grain(X2)|~wolf(X1))).
% 0.18/0.39 cnf(i_0_48, plain, (plant(caterpillar_food_of(X1))|~caterpillar(X1))).
% 0.18/0.39 cnf(i_0_50, plain, (plant(snail_food_of(X1))|~snail(X1))).
% 0.18/0.39 cnf(i_0_49, plain, (eats(X1,caterpillar_food_of(X1))|~caterpillar(X1))).
% 0.18/0.39 cnf(i_0_51, plain, (eats(X1,snail_food_of(X1))|~snail(X1))).
% 0.18/0.39 cnf(i_0_43, plain, (much_smaller(X1,X2)|~fox(X1)|~wolf(X2))).
% 0.18/0.39 cnf(i_0_44, plain, (~eats(X1,X2)|~fox(X2)|~wolf(X1))).
% 0.18/0.39 cnf(i_0_47, plain, (~eats(X1,X2)|~snail(X2)|~bird(X1))).
% 0.18/0.39 cnf(i_0_42, plain, (much_smaller(X1,X2)|~bird(X1)|~fox(X2))).
% 0.18/0.39 cnf(i_0_40, plain, (much_smaller(X1,X2)|~caterpillar(X1)|~bird(X2))).
% 0.18/0.39 cnf(i_0_41, plain, (much_smaller(X1,X2)|~snail(X1)|~bird(X2))).
% 0.18/0.39 cnf(i_0_46, plain, (eats(X1,X2)|~caterpillar(X2)|~bird(X1))).
% 0.18/0.39 cnf(i_0_52, negated_conjecture, (~eats(X1,X2)|~eats(X3,X1)|~grain(X2)|~animal(X1)|~animal(X3))).
% 0.18/0.39 cnf(i_0_39, plain, (eats(X1,X2)|eats(X1,X3)|~much_smaller(X3,X1)|~eats(X3,X4)|~plant(X4)|~plant(X2)|~animal(X3)|~animal(X1))).
% 0.18/0.39 # End listing active clauses. There is an equivalent clause to each of these in the clausification!
% 0.18/0.39 # Begin printing tableau
% 0.18/0.39 # Found 12 steps
% 0.18/0.39 cnf(i_0_32, plain, (wolf(a_wolf)), inference(start_rule)).
% 0.18/0.39 cnf(i_0_559, plain, (wolf(a_wolf)), inference(extension_rule, [i_0_44])).
% 0.18/0.39 cnf(i_0_3491, plain, (~fox(a_fox)), inference(closure_rule, [i_0_33])).
% 0.18/0.39 cnf(i_0_3490, plain, (~eats(a_wolf,a_fox)), inference(extension_rule, [i_0_39])).
% 0.18/0.39 cnf(i_0_3501, plain, (eats(a_wolf,a_fox)), inference(closure_rule, [i_0_3490])).
% 0.18/0.39 cnf(i_0_3502, plain, (~much_smaller(a_fox,a_wolf)), inference(etableau_closure_rule, [i_0_3502, ...])).
% 0.18/0.39 cnf(i_0_3505, plain, (~plant(a_fox)), inference(etableau_closure_rule, [i_0_3505, ...])).
% 0.18/0.39 cnf(i_0_3506, plain, (~animal(a_fox)), inference(etableau_closure_rule, [i_0_3506, ...])).
% 0.18/0.39 cnf(i_0_3507, plain, (~animal(a_wolf)), inference(etableau_closure_rule, [i_0_3507, ...])).
% 0.18/0.39 cnf(i_0_3503, plain, (~eats(a_fox,caterpillar_food_of(a_fox))), inference(extension_rule, [i_0_49])).
% 0.18/0.39 cnf(i_0_3504, plain, (~plant(caterpillar_food_of(a_fox))), inference(etableau_closure_rule, [i_0_3504, ...])).
% 0.18/0.39 cnf(i_0_3641, plain, (~caterpillar(a_fox)), inference(etableau_closure_rule, [i_0_3641, ...])).
% 0.18/0.39 # End printing tableau
% 0.18/0.39 # SZS output end
% 0.18/0.39 # Branches closed with saturation will be marked with an "s"
% 0.18/0.39 # There were 6 total branch saturation attempts.
% 0.18/0.39 # There were 0 of these attempts blocked.
% 0.18/0.39 # There were 0 deferred branch saturation attempts.
% 0.18/0.39 # There were 0 free duplicated saturations.
% 0.18/0.39 # There were 6 total successful branch saturations.
% 0.18/0.39 # There were 0 successful branch saturations in interreduction.
% 0.18/0.39 # There were 0 successful branch saturations on the branch.
% 0.18/0.39 # There were 6 successful branch saturations after the branch.
% 0.18/0.39 # SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.39 # SZS output start for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.39 # Begin clausification derivation
% 0.18/0.39
% 0.18/0.39 # End clausification derivation
% 0.18/0.39 # Begin listing active clauses obtained from FOF to CNF conversion
% 0.18/0.39 cnf(i_0_37, plain, (grain(a_grain))).
% 0.18/0.39 cnf(i_0_32, plain, (wolf(a_wolf))).
% 0.18/0.39 cnf(i_0_33, plain, (fox(a_fox))).
% 0.18/0.39 cnf(i_0_34, plain, (bird(a_bird))).
% 0.18/0.39 cnf(i_0_35, plain, (caterpillar(a_caterpillar))).
% 0.18/0.39 cnf(i_0_36, plain, (snail(a_snail))).
% 0.18/0.39 cnf(i_0_38, plain, (plant(X1)|~grain(X1))).
% 0.18/0.39 cnf(i_0_27, plain, (animal(X1)|~wolf(X1))).
% 0.18/0.39 cnf(i_0_28, plain, (animal(X1)|~fox(X1))).
% 0.18/0.39 cnf(i_0_29, plain, (animal(X1)|~bird(X1))).
% 0.18/0.39 cnf(i_0_30, plain, (animal(X1)|~caterpillar(X1))).
% 0.18/0.39 cnf(i_0_31, plain, (animal(X1)|~snail(X1))).
% 0.18/0.39 cnf(i_0_45, plain, (~eats(X1,X2)|~grain(X2)|~wolf(X1))).
% 0.18/0.39 cnf(i_0_48, plain, (plant(caterpillar_food_of(X1))|~caterpillar(X1))).
% 0.18/0.39 cnf(i_0_50, plain, (plant(snail_food_of(X1))|~snail(X1))).
% 0.18/0.39 cnf(i_0_49, plain, (eats(X1,caterpillar_food_of(X1))|~caterpillar(X1))).
% 0.18/0.39 cnf(i_0_51, plain, (eats(X1,snail_food_of(X1))|~snail(X1))).
% 0.18/0.39 cnf(i_0_43, plain, (much_smaller(X1,X2)|~fox(X1)|~wolf(X2))).
% 0.18/0.39 cnf(i_0_44, plain, (~eats(X1,X2)|~fox(X2)|~wolf(X1))).
% 0.18/0.39 cnf(i_0_47, plain, (~eats(X1,X2)|~snail(X2)|~bird(X1))).
% 0.18/0.39 cnf(i_0_42, plain, (much_smaller(X1,X2)|~bird(X1)|~fox(X2))).
% 0.18/0.39 cnf(i_0_40, plain, (much_smaller(X1,X2)|~caterpillar(X1)|~bird(X2))).
% 0.18/0.39 cnf(i_0_41, plain, (much_smaller(X1,X2)|~snail(X1)|~bird(X2))).
% 0.18/0.39 cnf(i_0_46, plain, (eats(X1,X2)|~caterpillar(X2)|~bird(X1))).
% 0.18/0.39 cnf(i_0_52, negated_conjecture, (~eats(X1,X2)|~eats(X3,X1)|~grain(X2)|~animal(X1)|~animal(X3))).
% 0.18/0.39 cnf(i_0_39, plain, (eats(X1,X2)|eats(X1,X3)|~much_smaller(X3,X1)|~eats(X3,X4)|~plant(X4)|~plant(X2)|~animal(X3)|~animal(X1))).
% 0.18/0.39 # End listing active clauses. There is an equivalent clause to each of these in the clausification!
% 0.18/0.39 # Begin printing tableau
% 0.18/0.39 # Found 12 steps
% 0.18/0.39 cnf(i_0_32, plain, (wolf(a_wolf)), inference(start_rule)).
% 0.18/0.39 cnf(i_0_616, plain, (wolf(a_wolf)), inference(extension_rule, [i_0_44])).
% 0.18/0.39 cnf(i_0_3548, plain, (~fox(a_fox)), inference(closure_rule, [i_0_33])).
% 0.18/0.39 cnf(i_0_3547, plain, (~eats(a_wolf,a_fox)), inference(extension_rule, [i_0_39])).
% 0.18/0.39 cnf(i_0_3558, plain, (eats(a_wolf,a_fox)), inference(closure_rule, [i_0_3547])).
% 0.18/0.39 cnf(i_0_3559, plain, (~much_smaller(a_fox,a_wolf)), inference(etableau_closure_rule, [i_0_3559, ...])).
% 0.18/0.39 cnf(i_0_3562, plain, (~plant(a_fox)), inference(etableau_closure_rule, [i_0_3562, ...])).
% 0.18/0.39 cnf(i_0_3563, plain, (~animal(a_fox)), inference(etableau_closure_rule, [i_0_3563, ...])).
% 0.18/0.39 cnf(i_0_3564, plain, (~animal(a_wolf)), inference(etableau_closure_rule, [i_0_3564, ...])).
% 0.18/0.39 cnf(i_0_3560, plain, (~eats(a_fox,caterpillar_food_of(a_fox))), inference(extension_rule, [i_0_49])).
% 0.18/0.39 cnf(i_0_3561, plain, (~plant(caterpillar_food_of(a_fox))), inference(etableau_closure_rule, [i_0_3561, ...])).
% 0.18/0.39 cnf(i_0_3698, plain, (~caterpillar(a_fox)), inference(etableau_closure_rule, [i_0_3698, ...])).
% 0.18/0.39 # End printing tableau
% 0.18/0.39 # SZS output end
% 0.18/0.39 # Branches closed with saturation will be marked with an "s"
% 0.18/0.39 # There were 6 total branch saturation attempts.
% 0.18/0.39 # There were 0 of these attempts blocked.
% 0.18/0.39 # There were 0 deferred branch saturation attempts.
% 0.18/0.39 # There were 0 free duplicated saturations.
% 0.18/0.39 # There were 6 total successful branch saturations.
% 0.18/0.39 # There were 0 successful branch saturations in interreduction.
% 0.18/0.39 # There were 0 successful branch saturations on the branch.
% 0.18/0.39 # There were 6 successful branch saturations after the branch.
% 0.18/0.39 # SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.39 # SZS output start for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.39 # Begin clausification derivation
% 0.18/0.39
% 0.18/0.39 # End clausification derivation
% 0.18/0.39 # Begin listing active clauses obtained from FOF to CNF conversion
% 0.18/0.39 cnf(i_0_37, plain, (grain(a_grain))).
% 0.18/0.39 cnf(i_0_32, plain, (wolf(a_wolf))).
% 0.18/0.39 cnf(i_0_33, plain, (fox(a_fox))).
% 0.18/0.39 cnf(i_0_34, plain, (bird(a_bird))).
% 0.18/0.39 cnf(i_0_35, plain, (caterpillar(a_caterpillar))).
% 0.18/0.39 cnf(i_0_36, plain, (snail(a_snail))).
% 0.18/0.39 cnf(i_0_38, plain, (plant(X1)|~grain(X1))).
% 0.18/0.39 cnf(i_0_27, plain, (animal(X1)|~wolf(X1))).
% 0.18/0.39 cnf(i_0_28, plain, (animal(X1)|~fox(X1))).
% 0.18/0.39 cnf(i_0_29, plain, (animal(X1)|~bird(X1))).
% 0.18/0.39 cnf(i_0_30, plain, (animal(X1)|~caterpillar(X1))).
% 0.18/0.39 cnf(i_0_31, plain, (animal(X1)|~snail(X1))).
% 0.18/0.39 cnf(i_0_45, plain, (~eats(X1,X2)|~grain(X2)|~wolf(X1))).
% 0.18/0.39 cnf(i_0_48, plain, (plant(caterpillar_food_of(X1))|~caterpillar(X1))).
% 0.18/0.39 cnf(i_0_50, plain, (plant(snail_food_of(X1))|~snail(X1))).
% 0.18/0.39 cnf(i_0_49, plain, (eats(X1,caterpillar_food_of(X1))|~caterpillar(X1))).
% 0.18/0.39 cnf(i_0_51, plain, (eats(X1,snail_food_of(X1))|~snail(X1))).
% 0.18/0.39 cnf(i_0_43, plain, (much_smaller(X1,X2)|~fox(X1)|~wolf(X2))).
% 0.18/0.39 cnf(i_0_44, plain, (~eats(X1,X2)|~fox(X2)|~wolf(X1))).
% 0.18/0.39 cnf(i_0_47, plain, (~eats(X1,X2)|~snail(X2)|~bird(X1))).
% 0.18/0.39 cnf(i_0_42, plain, (much_smaller(X1,X2)|~bird(X1)|~fox(X2))).
% 0.18/0.39 cnf(i_0_40, plain, (much_smaller(X1,X2)|~caterpillar(X1)|~bird(X2))).
% 0.18/0.39 cnf(i_0_41, plain, (much_smaller(X1,X2)|~snail(X1)|~bird(X2))).
% 0.18/0.39 cnf(i_0_46, plain, (eats(X1,X2)|~caterpillar(X2)|~bird(X1))).
% 0.18/0.39 cnf(i_0_52, negated_conjecture, (~eats(X1,X2)|~eats(X3,X1)|~grain(X2)|~animal(X1)|~animal(X3))).
% 0.18/0.39 cnf(i_0_39, plain, (eats(X1,X2)|eats(X1,X3)|~much_smaller(X3,X1)|~eats(X3,X4)|~plant(X4)|~plant(X2)|~animal(X3)|~animal(X1))).
% 0.18/0.39 # End listing active clauses. There is an equivalent clause to each of these in the clausification!
% 0.18/0.39 # Begin printing tableau
% 0.18/0.39 # Found 12 steps
% 0.18/0.39 cnf(i_0_32, plain, (wolf(a_wolf)), inference(start_rule)).
% 0.18/0.39 cnf(i_0_502, plain, (wolf(a_wolf)), inference(extension_rule, [i_0_44])).
% 0.18/0.39 cnf(i_0_3434, plain, (~fox(a_fox)), inference(closure_rule, [i_0_33])).
% 0.18/0.39 cnf(i_0_3433, plain, (~eats(a_wolf,a_fox)), inference(extension_rule, [i_0_39])).
% 0.18/0.39 cnf(i_0_3444, plain, (eats(a_wolf,a_fox)), inference(closure_rule, [i_0_3433])).
% 0.18/0.39 cnf(i_0_3445, plain, (~much_smaller(a_fox,a_wolf)), inference(etableau_closure_rule, [i_0_3445, ...])).
% 0.18/0.39 cnf(i_0_3448, plain, (~plant(a_fox)), inference(etableau_closure_rule, [i_0_3448, ...])).
% 0.18/0.39 cnf(i_0_3449, plain, (~animal(a_fox)), inference(etableau_closure_rule, [i_0_3449, ...])).
% 0.18/0.39 cnf(i_0_3450, plain, (~animal(a_wolf)), inference(etableau_closure_rule, [i_0_3450, ...])).
% 0.18/0.39 cnf(i_0_3446, plain, (~eats(a_fox,caterpillar_food_of(a_fox))), inference(extension_rule, [i_0_49])).
% 0.18/0.39 cnf(i_0_3447, plain, (~plant(caterpillar_food_of(a_fox))), inference(etableau_closure_rule, [i_0_3447, ...])).
% 0.18/0.39 cnf(i_0_3584, plain, (~caterpillar(a_fox)), inference(etableau_closure_rule, [i_0_3584, ...])).
% 0.18/0.39 # End printing tableau
% 0.18/0.39 # SZS output end
% 0.18/0.39 # Branches closed with saturation will be marked with an "s"
% 0.18/0.39 # SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.39 # SZS output start for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.39 # Begin clausification derivation
% 0.18/0.39
% 0.18/0.39 # End clausification derivation
% 0.18/0.39 # Begin listing active clauses obtained from FOF to CNF conversion
% 0.18/0.39 cnf(i_0_37, plain, (grain(a_grain))).
% 0.18/0.39 cnf(i_0_32, plain, (wolf(a_wolf))).
% 0.18/0.39 cnf(i_0_33, plain, (fox(a_fox))).
% 0.18/0.39 cnf(i_0_34, plain, (bird(a_bird))).
% 0.18/0.39 cnf(i_0_35, plain, (caterpillar(a_caterpillar))).
% 0.18/0.39 cnf(i_0_36, plain, (snail(a_snail))).
% 0.18/0.39 cnf(i_0_38, plain, (plant(X1)|~grain(X1))).
% 0.18/0.39 cnf(i_0_27, plain, (animal(X1)|~wolf(X1))).
% 0.18/0.39 cnf(i_0_28, plain, (animal(X1)|~fox(X1))).
% 0.18/0.39 cnf(i_0_29, plain, (animal(X1)|~bird(X1))).
% 0.18/0.39 cnf(i_0_30, plain, (animal(X1)|~caterpillar(X1))).
% 0.18/0.39 cnf(i_0_31, plain, (animal(X1)|~snail(X1))).
% 0.18/0.39 cnf(i_0_45, plain, (~eats(X1,X2)|~grain(X2)|~wolf(X1))).
% 0.18/0.39 cnf(i_0_48, plain, (plant(caterpillar_food_of(X1))|~caterpillar(X1))).
% 0.18/0.39 cnf(i_0_50, plain, (plant(snail_food_of(X1))|~snail(X1))).
% 0.18/0.39 cnf(i_0_49, plain, (eats(X1,caterpillar_food_of(X1))|~caterpillar(X1))).
% 0.18/0.39 cnf(i_0_51, plain, (eats(X1,snail_food_of(X1))|~snail(X1))).
% 0.18/0.39 cnf(i_0_43, plain, (much_smaller(X1,X2)|~fox(X1)|~wolf(X2))).
% 0.18/0.39 cnf(i_0_44, plain, (~eats(X1,X2)|~fox(X2)|~wolf(X1))).
% 0.18/0.39 cnf(i_0_47, plain, (~eats(X1,X2)|~snail(X2)|~bird(X1))).
% 0.18/0.39 cnf(i_0_42, plain, (much_smaller(X1,X2)|~bird(X1)|~fox(X2))).
% 0.18/0.39 cnf(i_0_40, plain, (much_smaller(X1,X2)|~caterpillar(X1)|~bird(X2))).
% 0.18/0.39 cnf(i_0_41, plain, (much_smaller(X1,X2)|~snail(X1)|~bird(X2))).
% 0.18/0.39 cnf(i_0_46, plain, (eats(X1,X2)|~caterpillar(X2)|~bird(X1))).
% 0.18/0.39 cnf(i_0_52, negated_conjecture, (~eats(X1,X2)|~eats(X3,X1)|~grain(X2)|~animal(X1)|~animal(X3))).
% 0.18/0.39 cnf(i_0_39, plain, (eats(X1,X2)|eats(X1,X3)|~much_smaller(X3,X1)|~eats(X3,X4)|~plant(X4)|~plant(X2)|~animal(X3)|~animal(X1))).
% 0.18/0.39 # End listing active clauses. There is an equivalent clause to each of these in the clausification!
% 0.18/0.39 # Begin printing tableau
% 0.18/0.39 # Found 12 steps
% 0.18/0.39 cnf(i_0_32, plain, (wolf(a_wolf)), inference(start_rule)).
% 0.18/0.39 cnf(i_0_559, plain, (wolf(a_wolf)), inference(extension_rule, [i_0_44])).
% 0.18/0.39 cnf(i_0_3491, plain, (~fox(a_fox)), inference(closure_rule, [i_0_33])).
% 0.18/0.39 cnf(i_0_3490, plain, (~eats(a_wolf,a_fox)), inference(extension_rule, [i_0_39])).
% 0.18/0.39 cnf(i_0_3501, plain, (eats(a_wolf,a_fox)), inference(closure_rule, [i_0_3490])).
% 0.18/0.39 cnf(i_0_3502, plain, (~much_smaller(a_fox,a_wolf)), inference(etableau_closure_rule, [i_0_3502, ...])).
% 0.18/0.39 cnf(i_0_3505, plain, (~plant(a_fox)), inference(etableau_closure_rule, [i_0_3505, ...])).
% 0.18/0.39 cnf(i_0_3506, plain, (~animal(a_fox)), inference(etableau_closure_rule, [i_0_3506, ...])).
% 0.18/0.39 cnf(i_0_3507, plain, (~animal(a_wolf)), inference(etableau_closure_rule, [i_0_3507, ...])).
% 0.18/0.39 cnf(i_0_3503, plain, (~eats(a_fox,caterpillar_food_of(a_fox))), inference(extension_rule, [i_0_49])).
% 0.18/0.39 cnf(i_0_3504, plain, (~plant(caterpillar_food_of(a_fox))), inference(etableau_closure_rule, [i_0_3504, ...])).
% 0.18/0.39 cnf(i_0_3641, plain, (~caterpillar(a_fox)), inference(etableau_closure_rule, [i_0_3641, ...])).
% 0.18/0.39 # End printing tableau
% 0.18/0.39 # SZS output end
% 0.18/0.39 # Branches closed with saturation will be marked with an "s"
% 0.18/0.39 # Child (23533) has found a proof.
% 0.18/0.39
% 0.18/0.39 # Proof search is over...
% 0.18/0.39 # Freeing feature tree
%------------------------------------------------------------------------------