%------------------------------------------------------------------------------
% File : Twee---2.7
% Problem : SYN269-1 : TPTP v9.3.1. Released v1.1.0.
% Transfm : none
% Format : tptp:raw
% Command : run_twee /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n016.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Tue Sep 29 01:47:26 PM UTC 2026
% Result : Unsatisfiable 15.08s 2.30s
% Output : Proof 16.17s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SYN269-1 : TPTP v9.3.1. Released v1.1.0.
% 0.00/0.04 % Command : run_twee /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.21 % Computer : n016.cluster.edu
% 0.13/0.21 % Model : x86_64 x86_64
% 0.13/0.21 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.21 % Memory : 8046.5625MB
% 0.13/0.21 % OS : Linux 6.8.0-71-generic
% 0.13/0.21 % CPULimit : 300
% 0.13/0.21 % WCLimit : 300
% 0.13/0.21 % DateTime : Mon Sep 28 15:45:18 UTC 2026
% 0.13/0.21 % CPUTime :
% 0.13/0.21 Running run_twee /export/starexec/sandbox2/benchmark/theBenchmark.p
% 15.08/2.30 Command-line arguments: --flatten-regeneralise
% 15.08/2.30
% 15.08/2.30 % SZS status Unsatisfiable
% 15.08/2.30
% 16.17/2.38 % SZS output start Proof
% 16.17/2.38 Axiom 1 (axiom_32): k0(b) = true.
% 16.17/2.38 Axiom 2 (axiom_20): l0(a) = true.
% 16.17/2.38 Axiom 3 (axiom_1): s0(d) = true.
% 16.17/2.38 Axiom 4 (axiom_5): s0(b) = true.
% 16.17/2.38 Axiom 5 (axiom_15): n0(a, b) = true.
% 16.17/2.38 Axiom 6 (axiom_30): n0(e, e) = true.
% 16.17/2.38 Axiom 7 (axiom_11): n0(e, b) = true.
% 16.17/2.38 Axiom 8 (axiom_37): n0(b, a) = true.
% 16.17/2.38 Axiom 9 (axiom_17): q0(X, d) = true.
% 16.17/2.38 Axiom 10 (axiom_14): p0(b, X) = true.
% 16.17/2.38 Axiom 11 (axiom_19): m0(X, d, Y) = true.
% 16.17/2.38 Axiom 12 (axiom_31): m0(b, b, e) = true.
% 16.17/2.38 Axiom 13 (ifeq_axiom): ifeq(X, X, Y, Z) = Y.
% 16.17/2.38 Axiom 14 (rule_136): ifeq(k1(b), true, m2(b), true) = true.
% 16.17/2.38 Axiom 15 (rule_001): ifeq(n0(X, Y), true, k1(Y), true) = true.
% 16.17/2.38 Axiom 16 (rule_125): ifeq(p0(X, X), true, s1(X), true) = true.
% 16.17/2.38 Axiom 17 (rule_194): ifeq(k2(X, Y), true, k3(Y, Y, X), true) = true.
% 16.17/2.38 Axiom 18 (rule_129): ifeq(q1(X, Y, Y), true, k2(Y, Y), true) = true.
% 16.17/2.38 Axiom 19 (rule_287): ifeq(k3(X, X, Y), true, p4(X, Y, X), true) = true.
% 16.17/2.38 Axiom 20 (rule_141): ifeq(q1(X, a, X), true, p2(X, a, X), true) = true.
% 16.17/2.38 Axiom 21 (rule_122): ifeq(m0(X, Y, X), true, q1(X, X, X), true) = true.
% 16.17/2.38 Axiom 22 (rule_188): ifeq(r1(X), true, ifeq(l0(X), true, r2(X), true), true) = true.
% 16.17/2.38 Axiom 23 (rule_190): ifeq(s1(a), true, ifeq(s0(d), true, s2(d), true), true) = true.
% 16.17/2.38 Axiom 24 (rule_126): ifeq(s1(X), true, ifeq(q0(Y, Z), true, s1(Y), true), true) = true.
% 16.17/2.38 Axiom 25 (rule_260): ifeq(s2(X), true, ifeq(l2(c, Y), true, r3(Y, X, X), true), true) = true.
% 16.17/2.38 Axiom 26 (rule_011): ifeq(k0(X), true, ifeq(n0(Y, Y), true, m1(X, X, Y), true), true) = true.
% 16.17/2.38 Axiom 27 (rule_029): ifeq(p0(X, Y), true, ifeq(s0(X), true, m1(X, Y, X), true), true) = true.
% 16.17/2.38 Axiom 28 (rule_092): ifeq(p0(X, Y), true, ifeq(n0(Z, W), true, q1(Y, W, Y), true), true) = true.
% 16.17/2.38 Axiom 29 (rule_235): ifeq(k3(X, Y, X), true, ifeq(r2(Y), true, m3(X, X, Y), true), true) = true.
% 16.17/2.38 Axiom 30 (rule_288): ifeq(p4(X, X, Y), true, ifeq(r3(Z, Z, W), true, p4(W, Z, Z), true), true) = true.
% 16.17/2.38 Axiom 31 (rule_107): ifeq(m0(e, d, X), true, ifeq(m0(X, d, X), true, q1(e, X, X), true), true) = true.
% 16.17/2.38 Axiom 32 (rule_016): ifeq(m1(X, Y, Z), true, ifeq(m1(X, Z, W), true, m1(W, Z, Z), true), true) = true.
% 16.17/2.38 Axiom 33 (rule_131): ifeq(l2(X, X), true, ifeq(s1(Y), true, ifeq(n0(e, X), true, l2(Y, X), true), true), true) = true.
% 16.17/2.38 Axiom 34 (rule_124): ifeq(q1(d, X, d), true, ifeq(q0(Y, X), true, ifeq(s0(d), true, r1(Y), true), true), true) = true.
% 16.17/2.38 Axiom 35 (rule_192): ifeq(p2(X, Y, Z), true, ifeq(s1(Y), true, ifeq(n0(W, Z), true, k3(W, Y, W), true), true), true) = true.
% 16.17/2.38 Axiom 36 (rule_268): ifeq(r3(X, Y, Y), true, ifeq(m3(Z, b, W), true, ifeq(m2(X), true, r3(W, W, X), true), true), true) = true.
% 16.17/2.38 Axiom 37 (rule_134): ifeq(m1(X, Y, Y), true, ifeq(p0(Y, Z), true, ifeq(m0(Y, Z, X), true, l2(Z, Z), true), true), true) = true.
% 16.17/2.38
% 16.17/2.38 Goal 1 (prove_this): p4(b, a, a) = true.
% 16.17/2.38 Proof:
% 16.17/2.38 p4(b, a, a)
% 16.17/2.38 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.38 ifeq(true, true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 36 (rule_268) R->L }
% 16.17/2.38 ifeq(ifeq(r3(b, d, d), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.38 ifeq(ifeq(ifeq(true, true, r3(b, d, d), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 23 (rule_190) R->L }
% 16.17/2.38 ifeq(ifeq(ifeq(ifeq(s1(a), true, ifeq(s0(d), true, s2(d), true), true), true, r3(b, d, d), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 3 (axiom_1) }
% 16.17/2.38 ifeq(ifeq(ifeq(ifeq(s1(a), true, ifeq(true, true, s2(d), true), true), true, r3(b, d, d), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.38 ifeq(ifeq(ifeq(ifeq(s1(a), true, s2(d), true), true, r3(b, d, d), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.38 ifeq(ifeq(ifeq(ifeq(ifeq(true, true, s1(a), true), true, s2(d), true), true, r3(b, d, d), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 16 (rule_125) R->L }
% 16.17/2.38 ifeq(ifeq(ifeq(ifeq(ifeq(ifeq(p0(b, b), true, s1(b), true), true, s1(a), true), true, s2(d), true), true, r3(b, d, d), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 10 (axiom_14) }
% 16.17/2.38 ifeq(ifeq(ifeq(ifeq(ifeq(ifeq(true, true, s1(b), true), true, s1(a), true), true, s2(d), true), true, r3(b, d, d), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.38 ifeq(ifeq(ifeq(ifeq(ifeq(s1(b), true, s1(a), true), true, s2(d), true), true, r3(b, d, d), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.38 ifeq(ifeq(ifeq(ifeq(ifeq(s1(b), true, ifeq(true, true, s1(a), true), true), true, s2(d), true), true, r3(b, d, d), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 9 (axiom_17) R->L }
% 16.17/2.38 ifeq(ifeq(ifeq(ifeq(ifeq(s1(b), true, ifeq(q0(a, d), true, s1(a), true), true), true, s2(d), true), true, r3(b, d, d), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 24 (rule_126) }
% 16.17/2.38 ifeq(ifeq(ifeq(ifeq(true, true, s2(d), true), true, r3(b, d, d), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.38 ifeq(ifeq(ifeq(s2(d), true, r3(b, d, d), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.38 ifeq(ifeq(ifeq(s2(d), true, ifeq(true, true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 33 (rule_131) R->L }
% 16.17/2.38 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(l2(b, b), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.38 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(true, true, l2(b, b), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(true, true, ifeq(true, true, l2(b, b), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 10 (axiom_14) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(true, true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 32 (rule_016) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(m1(b, X, b), true, ifeq(m1(b, b, e), true, m1(e, b, b), true), true), true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(m1(b, X, b), true, ifeq(ifeq(true, true, m1(b, b, e), true), true, m1(e, b, b), true), true), true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 1 (axiom_32) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(m1(b, X, b), true, ifeq(ifeq(k0(b), true, m1(b, b, e), true), true, m1(e, b, b), true), true), true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(m1(b, X, b), true, ifeq(ifeq(k0(b), true, ifeq(true, true, m1(b, b, e), true), true), true, m1(e, b, b), true), true), true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 6 (axiom_30) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(m1(b, X, b), true, ifeq(ifeq(k0(b), true, ifeq(n0(e, e), true, m1(b, b, e), true), true), true, m1(e, b, b), true), true), true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 26 (rule_011) }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(m1(b, X, b), true, ifeq(true, true, m1(e, b, b), true), true), true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(ifeq(true, true, m1(b, X, b), true), true, ifeq(true, true, m1(e, b, b), true), true), true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(ifeq(true, true, ifeq(true, true, m1(b, X, b), true), true), true, ifeq(true, true, m1(e, b, b), true), true), true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 10 (axiom_14) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(ifeq(p0(b, X), true, ifeq(true, true, m1(b, X, b), true), true), true, ifeq(true, true, m1(e, b, b), true), true), true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 4 (axiom_5) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(ifeq(p0(b, X), true, ifeq(s0(b), true, m1(b, X, b), true), true), true, ifeq(true, true, m1(e, b, b), true), true), true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 27 (rule_029) }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(true, true, ifeq(true, true, m1(e, b, b), true), true), true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(true, true, m1(e, b, b), true), true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(m1(e, b, b), true, ifeq(p0(b, b), true, ifeq(true, true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 12 (axiom_31) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(m1(e, b, b), true, ifeq(p0(b, b), true, ifeq(m0(b, b, e), true, l2(b, b), true), true), true), true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 37 (rule_134) }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(true, true, ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(s1(c), true, ifeq(n0(e, b), true, l2(c, b), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(true, true, s1(c), true), true, ifeq(n0(e, b), true, l2(c, b), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 16 (rule_125) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(p0(b, b), true, s1(b), true), true, s1(c), true), true, ifeq(n0(e, b), true, l2(c, b), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 10 (axiom_14) }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(ifeq(true, true, s1(b), true), true, s1(c), true), true, ifeq(n0(e, b), true, l2(c, b), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(s1(b), true, s1(c), true), true, ifeq(n0(e, b), true, l2(c, b), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(s1(b), true, ifeq(true, true, s1(c), true), true), true, ifeq(n0(e, b), true, l2(c, b), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 9 (axiom_17) R->L }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(ifeq(s1(b), true, ifeq(q0(c, d), true, s1(c), true), true), true, ifeq(n0(e, b), true, l2(c, b), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 24 (rule_126) }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(true, true, ifeq(n0(e, b), true, l2(c, b), true), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.39 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(n0(e, b), true, l2(c, b), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.39 = { by axiom 7 (axiom_11) }
% 16.17/2.40 ifeq(ifeq(ifeq(s2(d), true, ifeq(ifeq(true, true, l2(c, b), true), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(ifeq(ifeq(s2(d), true, ifeq(l2(c, b), true, r3(b, d, d), true), true), true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 25 (rule_260) }
% 16.17/2.40 ifeq(ifeq(true, true, ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(ifeq(m3(b, b, a), true, ifeq(m2(b), true, r3(a, a, b), true), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.40 ifeq(ifeq(m3(b, b, a), true, ifeq(ifeq(true, true, m2(b), true), true, r3(a, a, b), true), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 15 (rule_001) R->L }
% 16.17/2.40 ifeq(ifeq(m3(b, b, a), true, ifeq(ifeq(ifeq(n0(a, b), true, k1(b), true), true, m2(b), true), true, r3(a, a, b), true), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 5 (axiom_15) }
% 16.17/2.40 ifeq(ifeq(m3(b, b, a), true, ifeq(ifeq(ifeq(true, true, k1(b), true), true, m2(b), true), true, r3(a, a, b), true), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(ifeq(m3(b, b, a), true, ifeq(ifeq(k1(b), true, m2(b), true), true, r3(a, a, b), true), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 14 (rule_136) }
% 16.17/2.40 ifeq(ifeq(m3(b, b, a), true, ifeq(true, true, r3(a, a, b), true), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(ifeq(m3(b, b, a), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(true, true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 22 (rule_188) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(r1(a), true, ifeq(l0(a), true, r2(a), true), true), true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 2 (axiom_20) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(r1(a), true, ifeq(true, true, r2(a), true), true), true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(true, true, r1(a), true), true, ifeq(true, true, r2(a), true), true), true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 9 (axiom_17) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(q0(a, d), true, r1(a), true), true, ifeq(true, true, r2(a), true), true), true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(true, true, ifeq(q0(a, d), true, r1(a), true), true), true, ifeq(true, true, r2(a), true), true), true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 21 (rule_122) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(ifeq(m0(d, d, d), true, q1(d, d, d), true), true, ifeq(q0(a, d), true, r1(a), true), true), true, ifeq(true, true, r2(a), true), true), true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 11 (axiom_19) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(ifeq(true, true, q1(d, d, d), true), true, ifeq(q0(a, d), true, r1(a), true), true), true, ifeq(true, true, r2(a), true), true), true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(q1(d, d, d), true, ifeq(q0(a, d), true, r1(a), true), true), true, ifeq(true, true, r2(a), true), true), true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(q1(d, d, d), true, ifeq(q0(a, d), true, ifeq(true, true, r1(a), true), true), true), true, ifeq(true, true, r2(a), true), true), true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 3 (axiom_1) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(q1(d, d, d), true, ifeq(q0(a, d), true, ifeq(s0(d), true, r1(a), true), true), true), true, ifeq(true, true, r2(a), true), true), true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 34 (rule_124) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(true, true, ifeq(true, true, r2(a), true), true), true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(true, true, r2(a), true), true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(ifeq(ifeq(r2(a), true, m3(b, b, a), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(true, true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 35 (rule_192) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(p2(a, a, a), true, ifeq(s1(a), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(true, true, p2(a, a, a), true), true, ifeq(s1(a), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 28 (rule_092) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(ifeq(p0(b, a), true, ifeq(n0(b, a), true, q1(a, a, a), true), true), true, p2(a, a, a), true), true, ifeq(s1(a), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 10 (axiom_14) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(ifeq(true, true, ifeq(n0(b, a), true, q1(a, a, a), true), true), true, p2(a, a, a), true), true, ifeq(s1(a), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(ifeq(n0(b, a), true, q1(a, a, a), true), true, p2(a, a, a), true), true, ifeq(s1(a), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 8 (axiom_37) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(ifeq(true, true, q1(a, a, a), true), true, p2(a, a, a), true), true, ifeq(s1(a), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(q1(a, a, a), true, p2(a, a, a), true), true, ifeq(s1(a), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 20 (rule_141) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(true, true, ifeq(s1(a), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(s1(a), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(true, true, s1(a), true), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 16 (rule_125) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(ifeq(p0(b, b), true, s1(b), true), true, s1(a), true), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 10 (axiom_14) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(ifeq(true, true, s1(b), true), true, s1(a), true), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(s1(b), true, s1(a), true), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(s1(b), true, ifeq(true, true, s1(a), true), true), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 9 (axiom_17) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(s1(b), true, ifeq(q0(a, d), true, s1(a), true), true), true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 24 (rule_126) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(true, true, ifeq(n0(b, a), true, k3(b, a, b), true), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(n0(b, a), true, k3(b, a, b), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 8 (axiom_37) }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(true, true, k3(b, a, b), true), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(ifeq(ifeq(k3(b, a, b), true, ifeq(r2(a), true, m3(b, b, a), true), true), true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 29 (rule_235) }
% 16.17/2.40 ifeq(ifeq(true, true, r3(a, a, b), true), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.40 ifeq(r3(a, a, b), true, p4(b, a, a), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.40 ifeq(true, true, ifeq(r3(a, a, b), true, p4(b, a, a), true), true)
% 16.17/2.40 = { by axiom 19 (rule_287) R->L }
% 16.17/2.40 ifeq(ifeq(k3(Y, Y, Y), true, p4(Y, Y, Y), true), true, ifeq(r3(a, a, b), true, p4(b, a, a), true), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(true, true, k3(Y, Y, Y), true), true, p4(Y, Y, Y), true), true, ifeq(r3(a, a, b), true, p4(b, a, a), true), true)
% 16.17/2.40 = { by axiom 18 (rule_129) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(q1(e, Y, Y), true, k2(Y, Y), true), true, k3(Y, Y, Y), true), true, p4(Y, Y, Y), true), true, ifeq(r3(a, a, b), true, p4(b, a, a), true), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(true, true, q1(e, Y, Y), true), true, k2(Y, Y), true), true, k3(Y, Y, Y), true), true, p4(Y, Y, Y), true), true, ifeq(r3(a, a, b), true, p4(b, a, a), true), true)
% 16.17/2.40 = { by axiom 11 (axiom_19) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(m0(Y, d, Y), true, q1(e, Y, Y), true), true, k2(Y, Y), true), true, k3(Y, Y, Y), true), true, p4(Y, Y, Y), true), true, ifeq(r3(a, a, b), true, p4(b, a, a), true), true)
% 16.17/2.40 = { by axiom 13 (ifeq_axiom) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(true, true, ifeq(m0(Y, d, Y), true, q1(e, Y, Y), true), true), true, k2(Y, Y), true), true, k3(Y, Y, Y), true), true, p4(Y, Y, Y), true), true, ifeq(r3(a, a, b), true, p4(b, a, a), true), true)
% 16.17/2.40 = { by axiom 11 (axiom_19) R->L }
% 16.17/2.40 ifeq(ifeq(ifeq(ifeq(ifeq(m0(e, d, Y), true, ifeq(m0(Y, d, Y), true, q1(e, Y, Y), true), true), true, k2(Y, Y), true), true, k3(Y, Y, Y), true), true, p4(Y, Y, Y), true), true, ifeq(r3(a, a, b), true, p4(b, a, a), true), true)
% 16.17/2.41 = { by axiom 31 (rule_107) }
% 16.17/2.41 ifeq(ifeq(ifeq(ifeq(true, true, k2(Y, Y), true), true, k3(Y, Y, Y), true), true, p4(Y, Y, Y), true), true, ifeq(r3(a, a, b), true, p4(b, a, a), true), true)
% 16.17/2.41 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.41 ifeq(ifeq(ifeq(k2(Y, Y), true, k3(Y, Y, Y), true), true, p4(Y, Y, Y), true), true, ifeq(r3(a, a, b), true, p4(b, a, a), true), true)
% 16.17/2.41 = { by axiom 17 (rule_194) }
% 16.17/2.41 ifeq(ifeq(true, true, p4(Y, Y, Y), true), true, ifeq(r3(a, a, b), true, p4(b, a, a), true), true)
% 16.17/2.41 = { by axiom 13 (ifeq_axiom) }
% 16.17/2.41 ifeq(p4(Y, Y, Y), true, ifeq(r3(a, a, b), true, p4(b, a, a), true), true)
% 16.17/2.41 = { by axiom 30 (rule_288) }
% 16.17/2.41 true
% 16.17/2.41 % SZS output end Proof
% 16.17/2.41
% 16.17/2.41 RESULT: Unsatisfiable (the axioms are contradictory).
%------------------------------------------------------------------------------