% Mizar problem: t4_e_siec,e_siec,118,36 
fof(t4_e_siec, conjecture,  (v2_e_siec(g1_e_siec(k1_xboole_0, k1_xboole_0, k1_xboole_0)) &  (v3_e_siec(g1_e_siec(k1_xboole_0, k1_xboole_0, k1_xboole_0)) & l1_e_siec(g1_e_siec(k1_xboole_0, k1_xboole_0, k1_xboole_0))) ) ).
fof(existence_m1_subset_1, axiom,  (! [A] :  (? [B] : m1_subset_1(B, A)) ) ).
fof(dt_m1_subset_1, axiom, $true).
fof(t2_subset, axiom,  (! [A] :  (! [B] :  (m1_subset_1(A, B) =>  (v1_xboole_0(B) | r2_tarski(A, B)) ) ) ) ).
fof(antisymmetry_r2_hidden, axiom,  (! [A, B] :  (r2_hidden(A, B) =>  ~ (r2_hidden(B, A)) ) ) ).
fof(t1_subset, axiom,  (! [A] :  (! [B] :  (r2_tarski(A, B) => m1_subset_1(A, B)) ) ) ).
fof(asymmetry_r2_tarski, axiom,  (! [A, B] :  (r2_tarski(A, B) =>  ~ (r2_tarski(B, A)) ) ) ).
fof(redefinition_r2_tarski, axiom,  (! [A, B] :  (r2_tarski(A, B) <=> r2_hidden(A, B)) ) ).
fof(dt_u1_e_siec, axiom,  (! [A] :  (l1_e_siec(A) => v1_relat_1(u1_e_siec(A))) ) ).
fof(dt_u1_struct_0, axiom, $true).
fof(dt_u2_e_siec, axiom,  (! [A] :  (l1_e_siec(A) => v1_relat_1(u2_e_siec(A))) ) ).
fof(rc2_relat_1, axiom,  (? [A] :  (v1_relat_1(A) & v2_relat_1(A)) ) ).
fof(abstractness_v1_e_siec, axiom,  (! [A] :  (l1_e_siec(A) =>  (v1_e_siec(A) => A=g1_e_siec(u1_struct_0(A), u1_e_siec(A), u2_e_siec(A))) ) ) ).
fof(existence_l1_struct_0, axiom,  (? [A] : l1_struct_0(A)) ).
fof(dt_l1_struct_0, axiom, $true).
fof(cc1_relat_1, axiom,  (! [A] :  (v1_xboole_0(A) => v1_relat_1(A)) ) ).
fof(cc3_relat_1, axiom,  (! [A] :  ( (v1_xboole_0(A) & v1_relat_1(A))  =>  (v1_relat_1(A) & v3_relat_1(A)) ) ) ).
fof(cc4_relat_1, axiom,  (! [A] :  ( (v1_xboole_0(A) & v1_relat_1(A))  =>  (v1_relat_1(A) & v2_relat_1(A)) ) ) ).
fof(rc1_e_siec, axiom,  (? [A] :  (l1_e_siec(A) & v1_e_siec(A)) ) ).
fof(rc1_relat_1, axiom,  (? [A] :  ( ~ (v1_xboole_0(A))  & v1_relat_1(A)) ) ).
fof(rc1_xboole_0, axiom,  (? [A] : v1_xboole_0(A)) ).
fof(rc2_xboole_0, axiom,  (? [A] :  ~ (v1_xboole_0(A)) ) ).
fof(rc4_e_siec, axiom,  (? [A] :  (l1_e_siec(A) &  (v1_e_siec(A) &  (v2_e_siec(A) & v3_e_siec(A)) ) ) ) ).
fof(t7_boole, axiom,  (! [A] :  (! [B] :  ~ ( (r2_tarski(A, B) & v1_xboole_0(B)) ) ) ) ).
fof(t8_boole, axiom,  (! [A] :  (! [B] :  ~ ( (v1_xboole_0(A) &  ( ~ (A=B)  & v1_xboole_0(B)) ) ) ) ) ).
fof(free_g1_e_siec, axiom,  (! [A, B, C] :  ( (v1_relat_1(B) & v1_relat_1(C))  =>  (! [D, E, F] :  (g1_e_siec(A, B, C)=g1_e_siec(D, E, F) =>  (A=D &  (B=E & C=F) ) ) ) ) ) ).
fof(existence_l1_e_siec, axiom,  (? [A] : l1_e_siec(A)) ).
fof(dt_g1_e_siec, axiom,  (! [A, B, C] :  ( (v1_relat_1(B) & v1_relat_1(C))  =>  (v1_e_siec(g1_e_siec(A, B, C)) & l1_e_siec(g1_e_siec(A, B, C))) ) ) ).
fof(dt_k1_xboole_0, axiom, $true).
fof(dt_l1_e_siec, axiom,  (! [A] :  (l1_e_siec(A) => l1_struct_0(A)) ) ).
fof(fc1_xboole_0, axiom, v1_xboole_0(k1_xboole_0)).
fof(rc2_e_siec, axiom,  (? [A] :  (l1_e_siec(A) & v2_e_siec(A)) ) ).
fof(rc3_e_siec, axiom,  (? [A] :  (l1_e_siec(A) & v3_e_siec(A)) ) ).
fof(t6_boole, axiom,  (! [A] :  (v1_xboole_0(A) => A=k1_xboole_0) ) ).
fof(t2_e_siec, axiom,  (! [A] :  (v2_e_siec(g1_e_siec(A, k1_xboole_0, k1_xboole_0)) &  (v3_e_siec(g1_e_siec(A, k1_xboole_0, k1_xboole_0)) & l1_e_siec(g1_e_siec(A, k1_xboole_0, k1_xboole_0))) ) ) ).
