% Mizar problem: t42_gate_1,gate_1,427,26 
fof(t42_gate_1,conjecture,(
    ! [A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S] : ~ ( ~ ( ~ v1_xboole_0(k11_gate_1(B,F,A))
          & v1_xboole_0(J) )
      & ~ ( ~ v1_xboole_0(k11_gate_1(C,G,J))
          & v1_xboole_0(K) )
      & ~ ( ~ v1_xboole_0(k11_gate_1(D,H,K))
          & v1_xboole_0(L) )
      & ~ ( ~ v1_xboole_0(k11_gate_1(E,I,L))
          & v1_xboole_0(M) )
      & ~ ( ~ v1_xboole_0(N)
          & v1_xboole_0(k3_gate_1(B,F)) )
      & ~ ( ~ v1_xboole_0(O)
          & v1_xboole_0(k3_gate_1(C,G)) )
      & ~ ( ~ v1_xboole_0(P)
          & v1_xboole_0(k3_gate_1(D,H)) )
      & ~ ( ~ v1_xboole_0(Q)
          & v1_xboole_0(k3_gate_1(E,I)) )
      & ~ ( ~ v1_xboole_0(R)
          & v1_xboole_0(k18_gate_1(A,N,O,P,Q)) )
      & ~ ( ~ v1_xboole_0(S)
          & v1_xboole_0(k3_gate_1(M,R)) )
      & ~ ( ~ v1_xboole_0(k3_gate_1(M,R))
          & v1_xboole_0(S) )
      & ~ ( ~ ( ~ v1_xboole_0(M)
              & v1_xboole_0(S) )
          & ~ ( ~ v1_xboole_0(S)
              & v1_xboole_0(M) ) ) ) ),
    inference(mizar_bg_added,[status(thm)],[antisymmetry_r2_hidden,d11_gate_1,d18_gate_1,d3_gate_1,dt_k11_gate_1,dt_k18_gate_1,dt_k1_gate_1,dt_k1_xboole_0,dt_k3_gate_1,fc1_xboole_0,rc1_xboole_0,rc2_xboole_0,t5_gate_1,t6_boole,t7_boole,t7_gate_1,t8_boole]),
    [file(gate_1,t42_gate_1)]).

fof(antisymmetry_r2_hidden,axiom,(
    ! [A,B] : 
      ( r2_hidden(A,B)
     => ~ r2_hidden(B,A) ) ),
    file(hidden,r2_hidden),
    []).

fof(d11_gate_1,axiom,(
    ! [A,B,C] : 
      ( ( ~ ( ~ ( ~ v1_xboole_0(A)
                & ~ v1_xboole_0(B) )
            & ~ ( ~ v1_xboole_0(B)
                & ~ v1_xboole_0(C) )
            & ~ ( ~ v1_xboole_0(C)
                & ~ v1_xboole_0(A) ) )
       => k11_gate_1(A,B,C) = k1_gate_1(k1_xboole_0) )
      & ~ ( ~ ( ~ v1_xboole_0(A)
              & ~ v1_xboole_0(B) )
          & ~ ( ~ v1_xboole_0(B)
              & ~ v1_xboole_0(C) )
          & ~ ( ~ v1_xboole_0(C)
              & ~ v1_xboole_0(A) )
          & k11_gate_1(A,B,C) != k1_xboole_0 ) ) ),
    file(gate_1,d11_gate_1),
    []).

fof(d18_gate_1,axiom,(
    ! [A,B,C,D,E] : 
      ( ~ ( ~ v1_xboole_0(A)
          & ~ v1_xboole_0(B)
          & ~ v1_xboole_0(C)
          & ~ v1_xboole_0(D)
          & ~ v1_xboole_0(E)
          & k18_gate_1(A,B,C,D,E) != k1_gate_1(k1_xboole_0) )
      & ( ~ ( ~ v1_xboole_0(A)
            & ~ v1_xboole_0(B)
            & ~ v1_xboole_0(C)
            & ~ v1_xboole_0(D)
            & ~ v1_xboole_0(E) )
       => k18_gate_1(A,B,C,D,E) = k1_xboole_0 ) ) ),
    file(gate_1,d18_gate_1),
    []).

fof(d3_gate_1,axiom,(
    ! [A,B] : 
      ( ( ~ ( v1_xboole_0(A)
            & v1_xboole_0(B) )
       => k3_gate_1(A,B) = k1_gate_1(k1_xboole_0) )
      & ~ ( v1_xboole_0(A)
          & v1_xboole_0(B)
          & k3_gate_1(A,B) != k1_xboole_0 ) ) ),
    file(gate_1,d3_gate_1),
    []).

fof(dt_k11_gate_1,axiom,(
    $true ),
    file(gate_1,k11_gate_1),
    []).

fof(dt_k18_gate_1,axiom,(
    $true ),
    file(gate_1,k18_gate_1),
    []).

fof(dt_k1_gate_1,axiom,(
    $true ),
    file(gate_1,k1_gate_1),
    []).

fof(dt_k1_xboole_0,axiom,(
    $true ),
    file(xboole_0,k1_xboole_0),
    []).

fof(dt_k3_gate_1,axiom,(
    $true ),
    file(gate_1,k3_gate_1),
    []).

fof(fc1_xboole_0,axiom,(
    v1_xboole_0(k1_xboole_0) ),
    file(xboole_0,fc1_xboole_0),
    []).

fof(rc1_xboole_0,axiom,(
    ? [A] : v1_xboole_0(A) ),
    file(xboole_0,rc1_xboole_0),
    []).

fof(rc2_xboole_0,axiom,(
    ? [A] : ~ v1_xboole_0(A) ),
    file(xboole_0,rc2_xboole_0),
    []).

fof(t5_gate_1,axiom,(
    ~ v1_xboole_0(k1_gate_1(k1_xboole_0)) ),
    file(gate_1,t5_gate_1),
    []).

fof(t6_boole,axiom,(
    ! [A] : 
      ( v1_xboole_0(A)
     => A = k1_xboole_0 ) ),
    file(boole,t6_boole),
    []).

fof(t7_boole,axiom,(
    ! [A,B] : ~ ( r2_hidden(A,B)
      & v1_xboole_0(B) ) ),
    file(boole,t7_boole),
    []).

fof(t7_gate_1,axiom,(
    ! [A,B] : 
      ( ~ ( ~ v1_xboole_0(k3_gate_1(A,B))
          & v1_xboole_0(A)
          & v1_xboole_0(B) )
      & ~ ( ~ ( v1_xboole_0(A)
              & v1_xboole_0(B) )
          & v1_xboole_0(k3_gate_1(A,B)) ) ) ),
    file(gate_1,t7_gate_1),
    []).

fof(t8_boole,axiom,(
    ! [A,B] : ~ ( v1_xboole_0(A)
      & A != B
      & v1_xboole_0(B) ) ),
    file(boole,t8_boole),
    []).