% Mizar problem: t44_mcart_6,mcart_6,2112,48 
fof(t44_mcart_6,conjecture,(
    ! [A,B,C,D,E,F,G,H,I,J] : 
      ( m1_subset_1(J,k1_zfmisc_1(A))
     => ! [K] : 
          ( m1_subset_1(K,k1_zfmisc_1(B))
         => ! [L] : 
              ( m1_subset_1(L,k1_zfmisc_1(C))
             => ! [M] : 
                  ( m1_subset_1(M,k1_zfmisc_1(D))
                 => ! [N] : 
                      ( m1_subset_1(N,k1_zfmisc_1(E))
                     => ! [O] : 
                          ( m1_subset_1(O,k1_zfmisc_1(F))
                         => ! [P] : 
                              ( m1_subset_1(P,k1_zfmisc_1(G))
                             => ! [Q] : 
                                  ( m1_subset_1(Q,k1_zfmisc_1(H))
                                 => ! [R] : 
                                      ( m1_subset_1(R,k1_zfmisc_1(I))
                                     => ! [S] : 
                                          ( m1_subset_1(S,k2_mcart_6(A,B,C,D,E,F,G,H,I))
                                         => ( r2_hidden(S,k2_mcart_6(J,K,L,M,N,O,P,Q,R))
                                           => ( r2_hidden(k3_mcart_6(A,B,C,D,E,F,G,H,I,S),J)
                                              & r2_hidden(k4_mcart_6(A,B,C,D,E,F,G,H,I,S),K)
                                              & r2_hidden(k5_mcart_6(A,B,C,D,E,F,G,H,I,S),L)
                                              & r2_hidden(k6_mcart_6(A,B,C,D,E,F,G,H,I,S),M)
                                              & r2_hidden(k7_mcart_6(A,B,C,D,E,F,G,H,I,S),N)
                                              & r2_hidden(k8_mcart_6(A,B,C,D,E,F,G,H,I,S),O)
                                              & r2_hidden(k9_mcart_6(A,B,C,D,E,F,G,H,I,S),P)
                                              & r2_hidden(k10_mcart_6(A,B,C,D,E,F,G,H,I,S),Q)
                                              & r2_hidden(k11_mcart_6(A,B,C,D,E,F,G,H,I,S),R) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(mizar_bg_added,[status(thm)],[antisymmetry_r2_hidden,d2_mcart_6,dt_k10_mcart_6,dt_k11_mcart_6,dt_k1_xboole_0,dt_k1_zfmisc_1,dt_k2_mcart_5,dt_k2_mcart_6,dt_k2_zfmisc_1,dt_k3_mcart_6,dt_k4_mcart_6,dt_k5_mcart_6,dt_k6_mcart_6,dt_k7_mcart_6,dt_k8_mcart_6,dt_k9_mcart_6,dt_m1_subset_1,existence_m1_subset_1,fc1_xboole_0,rc1_xboole_0,rc2_xboole_0,reflexivity_r1_tarski,t1_subset,t20_mcart_6,t2_subset,t3_subset,t43_mcart_6,t4_subset,t5_subset,t6_boole,t7_boole,t8_boole]),
    [file(mcart_6,t44_mcart_6)]).

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

fof(d2_mcart_6,axiom,(
    ! [A,B,C,D,E,F,G,H,I] : k2_mcart_6(A,B,C,D,E,F,G,H,I) = k2_zfmisc_1(k2_mcart_5(A,B,C,D,E,F,G,H),I) ),
    file(mcart_6,d2_mcart_6),
    []).

fof(dt_k10_mcart_6,axiom,(
    ! [A,B,C,D,E,F,G,H,I,J] : 
      ( m1_subset_1(J,k2_mcart_6(A,B,C,D,E,F,G,H,I))
     => m1_subset_1(k10_mcart_6(A,B,C,D,E,F,G,H,I,J),H) ) ),
    file(mcart_6,k10_mcart_6),
    []).

fof(dt_k11_mcart_6,axiom,(
    ! [A,B,C,D,E,F,G,H,I,J] : 
      ( m1_subset_1(J,k2_mcart_6(A,B,C,D,E,F,G,H,I))
     => m1_subset_1(k11_mcart_6(A,B,C,D,E,F,G,H,I,J),I) ) ),
    file(mcart_6,k11_mcart_6),
    []).

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

fof(dt_k1_zfmisc_1,axiom,(
    $true ),
    file(zfmisc_1,k1_zfmisc_1),
    []).

fof(dt_k2_mcart_5,axiom,(
    $true ),
    file(mcart_5,k2_mcart_5),
    []).

fof(dt_k2_mcart_6,axiom,(
    $true ),
    file(mcart_6,k2_mcart_6),
    []).

fof(dt_k2_zfmisc_1,axiom,(
    $true ),
    file(zfmisc_1,k2_zfmisc_1),
    []).

fof(dt_k3_mcart_6,axiom,(
    ! [A,B,C,D,E,F,G,H,I,J] : 
      ( m1_subset_1(J,k2_mcart_6(A,B,C,D,E,F,G,H,I))
     => m1_subset_1(k3_mcart_6(A,B,C,D,E,F,G,H,I,J),A) ) ),
    file(mcart_6,k3_mcart_6),
    []).

fof(dt_k4_mcart_6,axiom,(
    ! [A,B,C,D,E,F,G,H,I,J] : 
      ( m1_subset_1(J,k2_mcart_6(A,B,C,D,E,F,G,H,I))
     => m1_subset_1(k4_mcart_6(A,B,C,D,E,F,G,H,I,J),B) ) ),
    file(mcart_6,k4_mcart_6),
    []).

fof(dt_k5_mcart_6,axiom,(
    ! [A,B,C,D,E,F,G,H,I,J] : 
      ( m1_subset_1(J,k2_mcart_6(A,B,C,D,E,F,G,H,I))
     => m1_subset_1(k5_mcart_6(A,B,C,D,E,F,G,H,I,J),C) ) ),
    file(mcart_6,k5_mcart_6),
    []).

fof(dt_k6_mcart_6,axiom,(
    ! [A,B,C,D,E,F,G,H,I,J] : 
      ( m1_subset_1(J,k2_mcart_6(A,B,C,D,E,F,G,H,I))
     => m1_subset_1(k6_mcart_6(A,B,C,D,E,F,G,H,I,J),D) ) ),
    file(mcart_6,k6_mcart_6),
    []).

fof(dt_k7_mcart_6,axiom,(
    ! [A,B,C,D,E,F,G,H,I,J] : 
      ( m1_subset_1(J,k2_mcart_6(A,B,C,D,E,F,G,H,I))
     => m1_subset_1(k7_mcart_6(A,B,C,D,E,F,G,H,I,J),E) ) ),
    file(mcart_6,k7_mcart_6),
    []).

fof(dt_k8_mcart_6,axiom,(
    ! [A,B,C,D,E,F,G,H,I,J] : 
      ( m1_subset_1(J,k2_mcart_6(A,B,C,D,E,F,G,H,I))
     => m1_subset_1(k8_mcart_6(A,B,C,D,E,F,G,H,I,J),F) ) ),
    file(mcart_6,k8_mcart_6),
    []).

fof(dt_k9_mcart_6,axiom,(
    ! [A,B,C,D,E,F,G,H,I,J] : 
      ( m1_subset_1(J,k2_mcart_6(A,B,C,D,E,F,G,H,I))
     => m1_subset_1(k9_mcart_6(A,B,C,D,E,F,G,H,I,J),G) ) ),
    file(mcart_6,k9_mcart_6),
    []).

fof(dt_m1_subset_1,axiom,(
    $true ),
    file(subset_1,m1_subset_1),
    []).

fof(existence_m1_subset_1,axiom,(
    ! [A] : 
    ? [B] : m1_subset_1(B,A) ),
    file(subset_1,m1_subset_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(reflexivity_r1_tarski,axiom,(
    ! [A,B] : r1_tarski(A,A) ),
    file(tarski,r1_tarski),
    []).

fof(t1_subset,axiom,(
    ! [A,B] : 
      ( r2_hidden(A,B)
     => m1_subset_1(A,B) ) ),
    file(subset,t1_subset),
    []).

fof(t20_mcart_6,axiom,(
    ! [A,B,C,D,E,F,G,H,I] : 
      ( ( A != k1_xboole_0
        & B != k1_xboole_0
        & C != k1_xboole_0
        & D != k1_xboole_0
        & E != k1_xboole_0
        & F != k1_xboole_0
        & G != k1_xboole_0
        & H != k1_xboole_0
        & I != k1_xboole_0 )
    <=> k2_mcart_6(A,B,C,D,E,F,G,H,I) != k1_xboole_0 ) ),
    file(mcart_6,t20_mcart_6),
    []).

fof(t2_subset,axiom,(
    ! [A,B] : 
      ( m1_subset_1(A,B)
     => ( v1_xboole_0(B)
        | r2_hidden(A,B) ) ) ),
    file(subset,t2_subset),
    []).

fof(t3_subset,axiom,(
    ! [A,B] : 
      ( m1_subset_1(A,k1_zfmisc_1(B))
    <=> r1_tarski(A,B) ) ),
    file(subset,t3_subset),
    []).

fof(t43_mcart_6,axiom,(
    ! [A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R] : ~ ( A != k1_xboole_0
      & B != k1_xboole_0
      & C != k1_xboole_0
      & D != k1_xboole_0
      & E != k1_xboole_0
      & F != k1_xboole_0
      & G != k1_xboole_0
      & H != k1_xboole_0
      & I != k1_xboole_0
      & J != k1_xboole_0
      & K != k1_xboole_0
      & L != k1_xboole_0
      & M != k1_xboole_0
      & N != k1_xboole_0
      & O != k1_xboole_0
      & P != k1_xboole_0
      & Q != k1_xboole_0
      & R != k1_xboole_0
      & ? [S] : 
          ( m1_subset_1(S,k2_mcart_6(A,B,C,D,E,F,G,H,I))
          & ? [T] : 
              ( m1_subset_1(T,k2_mcart_6(J,K,L,M,N,O,P,Q,R))
              & S = T
              & ~ ( k3_mcart_6(A,B,C,D,E,F,G,H,I,S) = k3_mcart_6(J,K,L,M,N,O,P,Q,R,T)
                  & k4_mcart_6(A,B,C,D,E,F,G,H,I,S) = k4_mcart_6(J,K,L,M,N,O,P,Q,R,T)
                  & k5_mcart_6(A,B,C,D,E,F,G,H,I,S) = k5_mcart_6(J,K,L,M,N,O,P,Q,R,T)
                  & k6_mcart_6(A,B,C,D,E,F,G,H,I,S) = k6_mcart_6(J,K,L,M,N,O,P,Q,R,T)
                  & k7_mcart_6(A,B,C,D,E,F,G,H,I,S) = k7_mcart_6(J,K,L,M,N,O,P,Q,R,T)
                  & k8_mcart_6(A,B,C,D,E,F,G,H,I,S) = k8_mcart_6(J,K,L,M,N,O,P,Q,R,T)
                  & k9_mcart_6(A,B,C,D,E,F,G,H,I,S) = k9_mcart_6(J,K,L,M,N,O,P,Q,R,T)
                  & k10_mcart_6(A,B,C,D,E,F,G,H,I,S) = k10_mcart_6(J,K,L,M,N,O,P,Q,R,T)
                  & k11_mcart_6(A,B,C,D,E,F,G,H,I,S) = k11_mcart_6(J,K,L,M,N,O,P,Q,R,T) ) ) ) ) ),
    file(mcart_6,t43_mcart_6),
    []).

fof(t4_subset,axiom,(
    ! [A,B,C] : 
      ( ( r2_hidden(A,B)
        & m1_subset_1(B,k1_zfmisc_1(C)) )
     => m1_subset_1(A,C) ) ),
    file(subset,t4_subset),
    []).

fof(t5_subset,axiom,(
    ! [A,B,C] : ~ ( r2_hidden(A,B)
      & m1_subset_1(B,k1_zfmisc_1(C))
      & v1_xboole_0(C) ) ),
    file(subset,t5_subset),
    []).

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