TSTP Solution File: PUZ061+1 by Duper---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Duper---1.0
% Problem  : PUZ061+1 : TPTP v8.1.2. Released v3.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : duper %s

% Computer : n008.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  : 300s
% DateTime : Thu Aug 31 13:14:36 EDT 2023

% Result   : Theorem 4.20s 4.41s
% Output   : Proof 4.28s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.14  % Problem    : PUZ061+1 : TPTP v8.1.2. Released v3.1.0.
% 0.11/0.16  % Command    : duper %s
% 0.13/0.37  % Computer : n008.cluster.edu
% 0.13/0.37  % Model    : x86_64 x86_64
% 0.13/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.37  % Memory   : 8042.1875MB
% 0.13/0.37  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.37  % CPULimit   : 300
% 0.13/0.37  % WCLimit    : 300
% 0.13/0.37  % DateTime   : Sat Aug 26 22:12:03 EDT 2023
% 0.13/0.37  % CPUTime    : 
% 4.20/4.41  SZS status Theorem for theBenchmark.p
% 4.20/4.41  SZS output start Proof for theBenchmark.p
% 4.20/4.41  Clause #0 (by assumption #[]): Eq
% 4.20/4.41    (Not
% 4.20/4.41      (∀ (Peanuts John Bill Sue Apples Chicken : Iota),
% 4.20/4.41        And
% 4.20/4.41            (And
% 4.20/4.41              (And
% 4.20/4.41                (And
% 4.20/4.41                  (And
% 4.20/4.41                    (And
% 4.20/4.41                      (And
% 4.20/4.41                        (And (∀ (X Y : Iota), And (alive Y) (eats Y Chicken) → likes Y X)
% 4.20/4.41                          (∀ (X : Iota), food X → likes John X))
% 4.20/4.41                        (food Apples))
% 4.20/4.41                      (food Chicken))
% 4.20/4.41                    (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.41                  (eats Bill Peanuts))
% 4.20/4.41                (alive Bill))
% 4.20/4.41              (∀ (X : Iota), eats Bill X → eats Sue X))
% 4.20/4.41            (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.20/4.41          likes John Peanuts))
% 4.20/4.41    True
% 4.20/4.41  Clause #1 (by clausification #[0]): Eq
% 4.20/4.41    (∀ (Peanuts John Bill Sue Apples Chicken : Iota),
% 4.20/4.41      And
% 4.20/4.41          (And
% 4.20/4.41            (And
% 4.20/4.41              (And
% 4.20/4.41                (And
% 4.20/4.41                  (And
% 4.20/4.41                    (And
% 4.20/4.41                      (And (∀ (X Y : Iota), And (alive Y) (eats Y Chicken) → likes Y X)
% 4.20/4.41                        (∀ (X : Iota), food X → likes John X))
% 4.20/4.41                      (food Apples))
% 4.20/4.41                    (food Chicken))
% 4.20/4.41                  (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.41                (eats Bill Peanuts))
% 4.20/4.41              (alive Bill))
% 4.20/4.41            (∀ (X : Iota), eats Bill X → eats Sue X))
% 4.20/4.41          (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.20/4.41        likes John Peanuts)
% 4.20/4.41    False
% 4.20/4.41  Clause #2 (by clausification #[1]): ∀ (a : Iota),
% 4.20/4.41    Eq
% 4.20/4.41      (Not
% 4.20/4.41        (∀ (John Bill Sue Apples Chicken : Iota),
% 4.20/4.41          And
% 4.20/4.41              (And
% 4.20/4.41                (And
% 4.20/4.41                  (And
% 4.20/4.41                    (And
% 4.20/4.41                      (And
% 4.20/4.41                        (And
% 4.20/4.41                          (And (∀ (X Y : Iota), And (alive Y) (eats Y Chicken) → likes Y X)
% 4.20/4.41                            (∀ (X : Iota), food X → likes John X))
% 4.20/4.41                          (food Apples))
% 4.20/4.41                        (food Chicken))
% 4.20/4.41                      (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.41                    (eats Bill (skS.0 0 a)))
% 4.20/4.41                  (alive Bill))
% 4.20/4.41                (∀ (X : Iota), eats Bill X → eats Sue X))
% 4.20/4.41              (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.20/4.41            likes John (skS.0 0 a)))
% 4.20/4.41      True
% 4.20/4.41  Clause #3 (by clausification #[2]): ∀ (a : Iota),
% 4.20/4.41    Eq
% 4.20/4.41      (∀ (John Bill Sue Apples Chicken : Iota),
% 4.20/4.41        And
% 4.20/4.41            (And
% 4.20/4.41              (And
% 4.20/4.41                (And
% 4.20/4.41                  (And
% 4.20/4.41                    (And
% 4.20/4.41                      (And
% 4.20/4.41                        (And (∀ (X Y : Iota), And (alive Y) (eats Y Chicken) → likes Y X)
% 4.20/4.41                          (∀ (X : Iota), food X → likes John X))
% 4.20/4.41                        (food Apples))
% 4.20/4.41                      (food Chicken))
% 4.20/4.41                    (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.41                  (eats Bill (skS.0 0 a)))
% 4.20/4.41                (alive Bill))
% 4.20/4.41              (∀ (X : Iota), eats Bill X → eats Sue X))
% 4.20/4.41            (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.20/4.41          likes John (skS.0 0 a))
% 4.20/4.41      False
% 4.20/4.41  Clause #4 (by clausification #[3]): ∀ (a a_1 : Iota),
% 4.20/4.41    Eq
% 4.20/4.41      (Not
% 4.20/4.41        (∀ (Bill Sue Apples Chicken : Iota),
% 4.20/4.41          And
% 4.20/4.41              (And
% 4.20/4.41                (And
% 4.20/4.41                  (And
% 4.20/4.41                    (And
% 4.20/4.41                      (And
% 4.20/4.41                        (And
% 4.20/4.41                          (And (∀ (X Y : Iota), And (alive Y) (eats Y Chicken) → likes Y X)
% 4.20/4.41                            (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.20/4.41                          (food Apples))
% 4.20/4.41                        (food Chicken))
% 4.20/4.41                      (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.41                    (eats Bill (skS.0 0 a)))
% 4.20/4.41                  (alive Bill))
% 4.20/4.41                (∀ (X : Iota), eats Bill X → eats Sue X))
% 4.20/4.41              (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.20/4.43            likes (skS.0 1 a a_1) (skS.0 0 a)))
% 4.20/4.43      True
% 4.20/4.43  Clause #5 (by clausification #[4]): ∀ (a a_1 : Iota),
% 4.20/4.43    Eq
% 4.20/4.43      (∀ (Bill Sue Apples Chicken : Iota),
% 4.20/4.43        And
% 4.20/4.43            (And
% 4.20/4.43              (And
% 4.20/4.43                (And
% 4.20/4.43                  (And
% 4.20/4.43                    (And
% 4.20/4.43                      (And
% 4.20/4.43                        (And (∀ (X Y : Iota), And (alive Y) (eats Y Chicken) → likes Y X)
% 4.20/4.43                          (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.20/4.43                        (food Apples))
% 4.20/4.43                      (food Chicken))
% 4.20/4.43                    (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.43                  (eats Bill (skS.0 0 a)))
% 4.20/4.43                (alive Bill))
% 4.20/4.43              (∀ (X : Iota), eats Bill X → eats Sue X))
% 4.20/4.43            (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.20/4.43          likes (skS.0 1 a a_1) (skS.0 0 a))
% 4.20/4.43      False
% 4.20/4.43  Clause #6 (by clausification #[5]): ∀ (a a_1 a_2 : Iota),
% 4.20/4.43    Eq
% 4.20/4.43      (Not
% 4.20/4.43        (∀ (Sue Apples Chicken : Iota),
% 4.20/4.43          And
% 4.20/4.43              (And
% 4.20/4.43                (And
% 4.20/4.43                  (And
% 4.20/4.43                    (And
% 4.20/4.43                      (And
% 4.20/4.43                        (And
% 4.20/4.43                          (And (∀ (X Y : Iota), And (alive Y) (eats Y Chicken) → likes Y X)
% 4.20/4.43                            (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.20/4.43                          (food Apples))
% 4.20/4.43                        (food Chicken))
% 4.20/4.43                      (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.43                    (eats (skS.0 2 a a_1 a_2) (skS.0 0 a)))
% 4.20/4.43                  (alive (skS.0 2 a a_1 a_2)))
% 4.20/4.43                (∀ (X : Iota), eats (skS.0 2 a a_1 a_2) X → eats Sue X))
% 4.20/4.43              (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.20/4.43            likes (skS.0 1 a a_1) (skS.0 0 a)))
% 4.20/4.43      True
% 4.20/4.43  Clause #7 (by clausification #[6]): ∀ (a a_1 a_2 : Iota),
% 4.20/4.43    Eq
% 4.20/4.43      (∀ (Sue Apples Chicken : Iota),
% 4.20/4.43        And
% 4.20/4.43            (And
% 4.20/4.43              (And
% 4.20/4.43                (And
% 4.20/4.43                  (And
% 4.20/4.43                    (And
% 4.20/4.43                      (And
% 4.20/4.43                        (And (∀ (X Y : Iota), And (alive Y) (eats Y Chicken) → likes Y X)
% 4.20/4.43                          (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.20/4.43                        (food Apples))
% 4.20/4.43                      (food Chicken))
% 4.20/4.43                    (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.43                  (eats (skS.0 2 a a_1 a_2) (skS.0 0 a)))
% 4.20/4.43                (alive (skS.0 2 a a_1 a_2)))
% 4.20/4.43              (∀ (X : Iota), eats (skS.0 2 a a_1 a_2) X → eats Sue X))
% 4.20/4.43            (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.20/4.43          likes (skS.0 1 a a_1) (skS.0 0 a))
% 4.20/4.43      False
% 4.20/4.43  Clause #8 (by clausification #[7]): ∀ (a a_1 a_2 a_3 : Iota),
% 4.20/4.43    Eq
% 4.20/4.43      (Not
% 4.20/4.43        (∀ (Apples Chicken : Iota),
% 4.20/4.43          And
% 4.20/4.43              (And
% 4.20/4.43                (And
% 4.20/4.43                  (And
% 4.20/4.43                    (And
% 4.20/4.43                      (And
% 4.20/4.43                        (And
% 4.20/4.43                          (And (∀ (X Y : Iota), And (alive Y) (eats Y Chicken) → likes Y X)
% 4.20/4.43                            (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.20/4.43                          (food Apples))
% 4.20/4.43                        (food Chicken))
% 4.20/4.43                      (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.43                    (eats (skS.0 2 a a_1 a_2) (skS.0 0 a)))
% 4.20/4.43                  (alive (skS.0 2 a a_1 a_2)))
% 4.20/4.43                (∀ (X : Iota), eats (skS.0 2 a a_1 a_2) X → eats (skS.0 3 a a_1 a_2 a_3) X))
% 4.20/4.43              (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.20/4.43            likes (skS.0 1 a a_1) (skS.0 0 a)))
% 4.20/4.43      True
% 4.20/4.43  Clause #9 (by clausification #[8]): ∀ (a a_1 a_2 a_3 : Iota),
% 4.20/4.43    Eq
% 4.20/4.43      (∀ (Apples Chicken : Iota),
% 4.20/4.43        And
% 4.20/4.43            (And
% 4.20/4.43              (And
% 4.20/4.43                (And
% 4.20/4.43                  (And
% 4.20/4.43                    (And
% 4.20/4.43                      (And
% 4.20/4.43                        (And (∀ (X Y : Iota), And (alive Y) (eats Y Chicken) → likes Y X)
% 4.20/4.43                          (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.20/4.43                        (food Apples))
% 4.20/4.46                      (food Chicken))
% 4.20/4.46                    (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.46                  (eats (skS.0 2 a a_1 a_2) (skS.0 0 a)))
% 4.20/4.46                (alive (skS.0 2 a a_1 a_2)))
% 4.20/4.46              (∀ (X : Iota), eats (skS.0 2 a a_1 a_2) X → eats (skS.0 3 a a_1 a_2 a_3) X))
% 4.20/4.46            (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.20/4.46          likes (skS.0 1 a a_1) (skS.0 0 a))
% 4.20/4.46      False
% 4.20/4.46  Clause #10 (by clausification #[9]): ∀ (a a_1 a_2 a_3 a_4 : Iota),
% 4.20/4.46    Eq
% 4.20/4.46      (Not
% 4.20/4.46        (∀ (Chicken : Iota),
% 4.20/4.46          And
% 4.20/4.46              (And
% 4.20/4.46                (And
% 4.20/4.46                  (And
% 4.20/4.46                    (And
% 4.20/4.46                      (And
% 4.20/4.46                        (And
% 4.20/4.46                          (And (∀ (X Y : Iota), And (alive Y) (eats Y Chicken) → likes Y X)
% 4.20/4.46                            (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.20/4.46                          (food (skS.0 4 a a_1 a_2 a_3 a_4)))
% 4.20/4.46                        (food Chicken))
% 4.20/4.46                      (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.46                    (eats (skS.0 2 a a_1 a_2) (skS.0 0 a)))
% 4.20/4.46                  (alive (skS.0 2 a a_1 a_2)))
% 4.20/4.46                (∀ (X : Iota), eats (skS.0 2 a a_1 a_2) X → eats (skS.0 3 a a_1 a_2 a_3) X))
% 4.20/4.46              (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.20/4.46            likes (skS.0 1 a a_1) (skS.0 0 a)))
% 4.20/4.46      True
% 4.20/4.46  Clause #11 (by clausification #[10]): ∀ (a a_1 a_2 a_3 a_4 : Iota),
% 4.20/4.46    Eq
% 4.20/4.46      (∀ (Chicken : Iota),
% 4.20/4.46        And
% 4.20/4.46            (And
% 4.20/4.46              (And
% 4.20/4.46                (And
% 4.20/4.46                  (And
% 4.20/4.46                    (And
% 4.20/4.46                      (And
% 4.20/4.46                        (And (∀ (X Y : Iota), And (alive Y) (eats Y Chicken) → likes Y X)
% 4.20/4.46                          (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.20/4.46                        (food (skS.0 4 a a_1 a_2 a_3 a_4)))
% 4.20/4.46                      (food Chicken))
% 4.20/4.46                    (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.46                  (eats (skS.0 2 a a_1 a_2) (skS.0 0 a)))
% 4.20/4.46                (alive (skS.0 2 a a_1 a_2)))
% 4.20/4.46              (∀ (X : Iota), eats (skS.0 2 a a_1 a_2) X → eats (skS.0 3 a a_1 a_2 a_3) X))
% 4.20/4.46            (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.20/4.46          likes (skS.0 1 a a_1) (skS.0 0 a))
% 4.20/4.46      False
% 4.20/4.46  Clause #12 (by clausification #[11]): ∀ (a a_1 a_2 a_3 a_4 a_5 : Iota),
% 4.20/4.46    Eq
% 4.20/4.46      (Not
% 4.20/4.46        (And
% 4.20/4.46            (And
% 4.20/4.46              (And
% 4.20/4.46                (And
% 4.20/4.46                  (And
% 4.20/4.46                    (And
% 4.20/4.46                      (And
% 4.20/4.46                        (And (∀ (X Y : Iota), And (alive Y) (eats Y (skS.0 5 a a_1 a_2 a_3 a_4 a_5)) → likes Y X)
% 4.20/4.46                          (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.20/4.46                        (food (skS.0 4 a a_1 a_2 a_3 a_4)))
% 4.20/4.46                      (food (skS.0 5 a a_1 a_2 a_3 a_4 a_5)))
% 4.20/4.46                    (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.46                  (eats (skS.0 2 a a_1 a_2) (skS.0 0 a)))
% 4.20/4.46                (alive (skS.0 2 a a_1 a_2)))
% 4.20/4.46              (∀ (X : Iota), eats (skS.0 2 a a_1 a_2) X → eats (skS.0 3 a a_1 a_2 a_3) X))
% 4.20/4.46            (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.20/4.46          likes (skS.0 1 a a_1) (skS.0 0 a)))
% 4.20/4.46      True
% 4.20/4.46  Clause #13 (by clausification #[12]): ∀ (a a_1 a_2 a_3 a_4 a_5 : Iota),
% 4.20/4.46    Eq
% 4.20/4.46      (And
% 4.20/4.46          (And
% 4.20/4.46            (And
% 4.20/4.46              (And
% 4.20/4.46                (And
% 4.20/4.46                  (And
% 4.20/4.46                    (And
% 4.20/4.46                      (And (∀ (X Y : Iota), And (alive Y) (eats Y (skS.0 5 a a_1 a_2 a_3 a_4 a_5)) → likes Y X)
% 4.20/4.46                        (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.20/4.46                      (food (skS.0 4 a a_1 a_2 a_3 a_4)))
% 4.20/4.46                    (food (skS.0 5 a a_1 a_2 a_3 a_4 a_5)))
% 4.20/4.46                  (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.20/4.46                (eats (skS.0 2 a a_1 a_2) (skS.0 0 a)))
% 4.20/4.46              (alive (skS.0 2 a a_1 a_2)))
% 4.20/4.46            (∀ (X : Iota), eats (skS.0 2 a a_1 a_2) X → eats (skS.0 3 a a_1 a_2 a_3) X))
% 4.28/4.48          (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) →
% 4.28/4.48        likes (skS.0 1 a a_1) (skS.0 0 a))
% 4.28/4.48      False
% 4.28/4.48  Clause #14 (by clausification #[13]): ∀ (a a_1 a_2 a_3 a_4 a_5 : Iota),
% 4.28/4.48    Eq
% 4.28/4.48      (And
% 4.28/4.48        (And
% 4.28/4.48          (And
% 4.28/4.48            (And
% 4.28/4.48              (And
% 4.28/4.48                (And
% 4.28/4.48                  (And
% 4.28/4.48                    (And (∀ (X Y : Iota), And (alive Y) (eats Y (skS.0 5 a a_1 a_2 a_3 a_4 a_5)) → likes Y X)
% 4.28/4.48                      (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.28/4.48                    (food (skS.0 4 a a_1 a_2 a_3 a_4)))
% 4.28/4.48                  (food (skS.0 5 a a_1 a_2 a_3 a_4 a_5)))
% 4.28/4.48                (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.28/4.48              (eats (skS.0 2 a a_1 a_2) (skS.0 0 a)))
% 4.28/4.48            (alive (skS.0 2 a a_1 a_2)))
% 4.28/4.48          (∀ (X : Iota), eats (skS.0 2 a a_1 a_2) X → eats (skS.0 3 a a_1 a_2 a_3) X))
% 4.28/4.48        (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X))
% 4.28/4.48      True
% 4.28/4.48  Clause #15 (by clausification #[13]): ∀ (a a_1 : Iota), Eq (likes (skS.0 1 a a_1) (skS.0 0 a)) False
% 4.28/4.48  Clause #16 (by clausification #[14]): Eq (∀ (Y : Iota), alive Y → ∀ (X : Iota), not_killed_by Y X) True
% 4.28/4.48  Clause #17 (by clausification #[14]): ∀ (a a_1 a_2 a_3 a_4 a_5 : Iota),
% 4.28/4.48    Eq
% 4.28/4.48      (And
% 4.28/4.48        (And
% 4.28/4.48          (And
% 4.28/4.48            (And
% 4.28/4.48              (And
% 4.28/4.48                (And
% 4.28/4.48                  (And (∀ (X Y : Iota), And (alive Y) (eats Y (skS.0 5 a a_1 a_2 a_3 a_4 a_5)) → likes Y X)
% 4.28/4.48                    (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.28/4.48                  (food (skS.0 4 a a_1 a_2 a_3 a_4)))
% 4.28/4.48                (food (skS.0 5 a a_1 a_2 a_3 a_4 a_5)))
% 4.28/4.48              (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.28/4.48            (eats (skS.0 2 a a_1 a_2) (skS.0 0 a)))
% 4.28/4.48          (alive (skS.0 2 a a_1 a_2)))
% 4.28/4.48        (∀ (X : Iota), eats (skS.0 2 a a_1 a_2) X → eats (skS.0 3 a a_1 a_2 a_3) X))
% 4.28/4.48      True
% 4.28/4.48  Clause #18 (by clausification #[16]): ∀ (a : Iota), Eq (alive a → ∀ (X : Iota), not_killed_by a X) True
% 4.28/4.48  Clause #19 (by clausification #[18]): ∀ (a : Iota), Or (Eq (alive a) False) (Eq (∀ (X : Iota), not_killed_by a X) True)
% 4.28/4.48  Clause #20 (by clausification #[19]): ∀ (a a_1 : Iota), Or (Eq (alive a) False) (Eq (not_killed_by a a_1) True)
% 4.28/4.48  Clause #22 (by clausification #[17]): ∀ (a a_1 a_2 a_3 a_4 a_5 : Iota),
% 4.28/4.48    Eq
% 4.28/4.48      (And
% 4.28/4.48        (And
% 4.28/4.48          (And
% 4.28/4.48            (And
% 4.28/4.48              (And
% 4.28/4.48                (And (∀ (X Y : Iota), And (alive Y) (eats Y (skS.0 5 a a_1 a_2 a_3 a_4 a_5)) → likes Y X)
% 4.28/4.48                  (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.28/4.48                (food (skS.0 4 a a_1 a_2 a_3 a_4)))
% 4.28/4.48              (food (skS.0 5 a a_1 a_2 a_3 a_4 a_5)))
% 4.28/4.48            (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.28/4.48          (eats (skS.0 2 a a_1 a_2) (skS.0 0 a)))
% 4.28/4.48        (alive (skS.0 2 a a_1 a_2)))
% 4.28/4.48      True
% 4.28/4.48  Clause #25 (by clausification #[22]): ∀ (a a_1 a_2 : Iota), Eq (alive (skS.0 2 a a_1 a_2)) True
% 4.28/4.48  Clause #26 (by clausification #[22]): ∀ (a a_1 a_2 a_3 a_4 a_5 : Iota),
% 4.28/4.48    Eq
% 4.28/4.48      (And
% 4.28/4.48        (And
% 4.28/4.48          (And
% 4.28/4.48            (And
% 4.28/4.48              (And (∀ (X Y : Iota), And (alive Y) (eats Y (skS.0 5 a a_1 a_2 a_3 a_4 a_5)) → likes Y X)
% 4.28/4.48                (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.28/4.48              (food (skS.0 4 a a_1 a_2 a_3 a_4)))
% 4.28/4.48            (food (skS.0 5 a a_1 a_2 a_3 a_4 a_5)))
% 4.28/4.48          (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.28/4.48        (eats (skS.0 2 a a_1 a_2) (skS.0 0 a)))
% 4.28/4.48      True
% 4.28/4.48  Clause #27 (by superposition #[25, 20]): ∀ (a a_1 a_2 a_3 : Iota), Or (Eq True False) (Eq (not_killed_by (skS.0 2 a a_1 a_2) a_3) True)
% 4.28/4.48  Clause #28 (by clausification #[27]): ∀ (a a_1 a_2 a_3 : Iota), Eq (not_killed_by (skS.0 2 a a_1 a_2) a_3) True
% 4.28/4.48  Clause #29 (by clausification #[26]): ∀ (a a_1 a_2 : Iota), Eq (eats (skS.0 2 a a_1 a_2) (skS.0 0 a)) True
% 4.28/4.48  Clause #30 (by clausification #[26]): ∀ (a a_1 a_2 a_3 a_4 a_5 : Iota),
% 4.28/4.48    Eq
% 4.28/4.48      (And
% 4.28/4.48        (And
% 4.28/4.48          (And
% 4.28/4.48            (And (∀ (X Y : Iota), And (alive Y) (eats Y (skS.0 5 a a_1 a_2 a_3 a_4 a_5)) → likes Y X)
% 4.28/4.50              (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.28/4.50            (food (skS.0 4 a a_1 a_2 a_3 a_4)))
% 4.28/4.50          (food (skS.0 5 a a_1 a_2 a_3 a_4 a_5)))
% 4.28/4.50        (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X))
% 4.28/4.50      True
% 4.28/4.50  Clause #33 (by clausification #[30]): Eq (∀ (X : Iota), (Exists fun Y => And (eats Y X) (not_killed_by Y X)) → food X) True
% 4.28/4.50  Clause #34 (by clausification #[30]): ∀ (a a_1 a_2 a_3 a_4 a_5 : Iota),
% 4.28/4.50    Eq
% 4.28/4.50      (And
% 4.28/4.50        (And
% 4.28/4.50          (And (∀ (X Y : Iota), And (alive Y) (eats Y (skS.0 5 a a_1 a_2 a_3 a_4 a_5)) → likes Y X)
% 4.28/4.50            (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.28/4.50          (food (skS.0 4 a a_1 a_2 a_3 a_4)))
% 4.28/4.50        (food (skS.0 5 a a_1 a_2 a_3 a_4 a_5)))
% 4.28/4.50      True
% 4.28/4.50  Clause #35 (by clausification #[33]): ∀ (a : Iota), Eq ((Exists fun Y => And (eats Y a) (not_killed_by Y a)) → food a) True
% 4.28/4.50  Clause #36 (by clausification #[35]): ∀ (a : Iota), Or (Eq (Exists fun Y => And (eats Y a) (not_killed_by Y a)) False) (Eq (food a) True)
% 4.28/4.50  Clause #37 (by clausification #[36]): ∀ (a a_1 : Iota), Or (Eq (food a) True) (Eq (And (eats a_1 a) (not_killed_by a_1 a)) False)
% 4.28/4.50  Clause #38 (by clausification #[37]): ∀ (a a_1 : Iota), Or (Eq (food a) True) (Or (Eq (eats a_1 a) False) (Eq (not_killed_by a_1 a) False))
% 4.28/4.50  Clause #39 (by superposition #[38, 29]): ∀ (a a_1 a_2 : Iota),
% 4.28/4.50    Or (Eq (food (skS.0 0 a)) True) (Or (Eq (not_killed_by (skS.0 2 a a_1 a_2) (skS.0 0 a)) False) (Eq False True))
% 4.28/4.50  Clause #41 (by clausification #[39]): ∀ (a a_1 a_2 : Iota), Or (Eq (food (skS.0 0 a)) True) (Eq (not_killed_by (skS.0 2 a a_1 a_2) (skS.0 0 a)) False)
% 4.28/4.50  Clause #42 (by superposition #[41, 28]): ∀ (a : Iota), Or (Eq (food (skS.0 0 a)) True) (Eq False True)
% 4.28/4.50  Clause #43 (by clausification #[42]): ∀ (a : Iota), Eq (food (skS.0 0 a)) True
% 4.28/4.50  Clause #46 (by clausification #[34]): ∀ (a a_1 a_2 a_3 a_4 a_5 : Iota),
% 4.28/4.50    Eq
% 4.28/4.50      (And
% 4.28/4.50        (And (∀ (X Y : Iota), And (alive Y) (eats Y (skS.0 5 a a_1 a_2 a_3 a_4 a_5)) → likes Y X)
% 4.28/4.50          (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.28/4.50        (food (skS.0 4 a a_1 a_2 a_3 a_4)))
% 4.28/4.50      True
% 4.28/4.50  Clause #50 (by clausification #[46]): ∀ (a a_1 a_2 a_3 a_4 a_5 : Iota),
% 4.28/4.50    Eq
% 4.28/4.50      (And (∀ (X Y : Iota), And (alive Y) (eats Y (skS.0 5 a a_1 a_2 a_3 a_4 a_5)) → likes Y X)
% 4.28/4.50        (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X))
% 4.28/4.50      True
% 4.28/4.50  Clause #51 (by clausification #[50]): ∀ (a a_1 : Iota), Eq (∀ (X : Iota), food X → likes (skS.0 1 a a_1) X) True
% 4.28/4.50  Clause #53 (by clausification #[51]): ∀ (a a_1 a_2 : Iota), Eq (food a → likes (skS.0 1 a_1 a_2) a) True
% 4.28/4.50  Clause #54 (by clausification #[53]): ∀ (a a_1 a_2 : Iota), Or (Eq (food a) False) (Eq (likes (skS.0 1 a_1 a_2) a) True)
% 4.28/4.50  Clause #55 (by superposition #[54, 43]): ∀ (a a_1 a_2 : Iota), Or (Eq (likes (skS.0 1 a a_1) (skS.0 0 a_2)) True) (Eq False True)
% 4.28/4.50  Clause #63 (by clausification #[55]): ∀ (a a_1 a_2 : Iota), Eq (likes (skS.0 1 a a_1) (skS.0 0 a_2)) True
% 4.28/4.50  Clause #64 (by superposition #[63, 15]): Eq True False
% 4.28/4.50  Clause #66 (by clausification #[64]): False
% 4.28/4.50  SZS output end Proof for theBenchmark.p
%------------------------------------------------------------------------------