Theorem. (t7_latsubgr)
∀k1_xboole_0 : set, ∀k8_relset_1 : setsetsetsetset, ∀r2_hidden : setsetprop, ∀k1_funct_1 : setsetset, ∀k1_group_1 : setset, ∀esk30_2 : setsetset, ∀m1_group_2 : setsetprop, ∀esk27_2 : setsetset, ∀esk28_2 : setsetset, ∀esk29_2 : setsetset, ∀v15_algstr_0 : setprop, ∀g3_algstr_0 : setsetset, ∀esk1_0 : set, ∀esk3_0 : set, ∀esk4_0 : set, ∀esk2_0 : set, ∀u2_algstr_0 : setset, ∀v4_relat_1 : setsetprop, ∀v1_relat_1 : setprop, ∀l1_struct_0 : setprop, ∀v7_struct_0 : setprop, ∀esk16_1 : setset, ∀esk15_1 : setset, ∀v1_zfmisc_1 : setprop, ∀esk25_1 : setset, ∀esk21_1 : setset, ∀v3_funct_1 : setprop, ∀esk19_1 : setset, ∀esk22_0 : set, ∀esk12_2 : setsetset, ∀esk18_1 : setset, ∀esk17_0 : set, ∀o_0_0_xboole_0 : set, ∀esk8_0 : set, ∀esk7_0 : set, ∀esk11_0 : set, ∀esk10_1 : setset, ∀esk24_2 : setsetset, ∀esk13_2 : setsetset, ∀esk26_0 : set, ∀v2_funct_1 : setprop, ∀v1_finset_1 : setprop, ∀v8_struct_0 : setprop, ∀esk14_1 : setset, ∀esk23_1 : setset, ∀np__1 : set, ∀v13_struct_0 : setsetprop, ∀esk9_1 : setset, ∀r1_tarski : setsetprop, ∀esk20_1 : setset, ∀v1_subset_1 : setsetprop, ∀v4_funct_1 : setprop, ∀v5_relat_1 : setsetprop, ∀v1_partfun1 : setsetprop, ∀r1_struct_0 : setsetprop, ∀k8_relat_1 : setsetset, ∀v1_xboole_0 : setprop, ∀v2_group_1 : setprop, ∀v3_group_1 : setprop, ∀k2_group_1 : setsetset, ∀u1_struct_0 : setset, ∀k6_algstr_0 : setsetsetset, ∀esk6_3 : setsetsetset, ∀esk5_3 : setsetsetset, ∀k3_funct_2 : setsetsetsetset, ∀v1_funct_2 : setsetsetprop, ∀m1_subset_1 : setsetprop, ∀k2_zfmisc_1 : setsetset, ∀k1_zfmisc_1 : setset, ∀v1_funct_1 : setprop, ∀l3_algstr_0 : setprop, ∀v1_group_6 : setsetsetprop, ∀v2_struct_0 : setprop, (∀X1 X3 X2, (v2_struct_0 X2False)(v2_struct_0 X1False)(v1_group_6 X3 X1 X2False)(k6_algstr_0 X2 (k3_funct_2 (u1_struct_0 X1) (u1_struct_0 X2) X3 (esk5_3 X1 X2 X3)) (k3_funct_2 (u1_struct_0 X1) (u1_struct_0 X2) X3 (esk6_3 X1 X2 X3))) = (k3_funct_2 (u1_struct_0 X1) (u1_struct_0 X2) X3 (k6_algstr_0 X1 (esk5_3 X1 X2 X3) (esk6_3 X1 X2 X3)))l3_algstr_0 X2l3_algstr_0 X1v1_funct_1 X3v1_funct_2 X3 (u1_struct_0 X1) (u1_struct_0 X2)m1_subset_1 X3 (k1_zfmisc_1 (k2_zfmisc_1 (u1_struct_0 X1) (u1_struct_0 X2)))False)(∀X2 X4 X5 X1 X3, ((k6_algstr_0 X3 (k3_funct_2 (u1_struct_0 X2) (u1_struct_0 X3) X1 X4) (k3_funct_2 (u1_struct_0 X2) (u1_struct_0 X3) X1 X5)) = (k3_funct_2 (u1_struct_0 X2) (u1_struct_0 X3) X1 (k6_algstr_0 X2 X4 X5))False)(v2_struct_0 X3False)(v2_struct_0 X2False)l3_algstr_0 X3l3_algstr_0 X2v1_funct_1 X1v1_group_6 X1 X2 X3m1_subset_1 X5 (u1_struct_0 X2)m1_subset_1 X4 (u1_struct_0 X2)v1_funct_2 X1 (u1_struct_0 X2) (u1_struct_0 X3)m1_subset_1 X1 (k1_zfmisc_1 (k2_zfmisc_1 (u1_struct_0 X2) (u1_struct_0 X3)))False)(∀X1 X3 X4 X2, ((k3_funct_2 (u1_struct_0 X1) (u1_struct_0 X2) X4 (k2_group_1 X1 X3)) = (k2_group_1 X2 (k3_funct_2 (u1_struct_0 X1) (u1_struct_0 X2) X4 X3))False)(v2_struct_0 X2False)(v2_struct_0 X1False)v2_group_1 X2v2_group_1 X1v3_group_1 X2v3_group_1 X1l3_algstr_0 X2l3_algstr_0 X1v1_funct_1 X4v1_group_6 X4 X1 X2m1_subset_1 X3 (u1_struct_0 X1)v1_funct_2 X4 (u1_struct_0 X1) (u1_struct_0 X2)m1_subset_1 X4 (k1_zfmisc_1 (k2_zfmisc_1 (u1_struct_0 X1) (u1_struct_0 X2)))False)(∀X3 X1 X2 X4 X5, (X5 = k1_xboole_0False)(r2_hidden (k1_funct_1 X1 X2) X3False)v1_funct_1 X1v1_funct_2 X1 X4 X5m1_subset_1 X1 (k1_zfmisc_1 (k2_zfmisc_1 X4 X5))r2_hidden X2 (k8_relset_1 X4 X5 X1 X3)False)(∀X2 X1 X5 X4 X3, (X3 = k1_xboole_0False)(r2_hidden X1 X2False)v1_funct_1 X4v1_funct_2 X4 X2 X3m1_subset_1 X4 (k1_zfmisc_1 (k2_zfmisc_1 X2 X3))r2_hidden X1 (k8_relset_1 X2 X3 X4 X5)False)(∀X3 X4 X1 X2 X5, (X5 = k1_xboole_0False)(r2_hidden X1 (k8_relset_1 X2 X5 X3 X4)False)v1_funct_1 X3r2_hidden X1 X2v1_funct_2 X3 X2 X5r2_hidden (k1_funct_1 X3 X1) X4m1_subset_1 X3 (k1_zfmisc_1 (k2_zfmisc_1 X2 X5))False)(∀X2 X3 X4 X1, (v1_xboole_0 X1False)(m1_subset_1 (k3_funct_2 X1 X3 X2 X4) X3False)v1_funct_1 X2m1_subset_1 X4 X1v1_funct_2 X2 X1 X3m1_subset_1 X2 (k1_zfmisc_1 (k2_zfmisc_1 X1 X3))False)(∀X1 X3 X2, ((k3_funct_2 (u1_struct_0 X1) (u1_struct_0 X2) X3 (k1_group_1 X1)) = (k1_group_1 X2)False)(v2_struct_0 X2False)(v2_struct_0 X1False)v2_group_1 X2v2_group_1 X1v3_group_1 X2v3_group_1 X1l3_algstr_0 X2l3_algstr_0 X1v1_funct_1 X3v1_group_6 X3 X1 X2v1_funct_2 X3 (u1_struct_0 X1) (u1_struct_0 X2)m1_subset_1 X3 (k1_zfmisc_1 (k2_zfmisc_1 (u1_struct_0 X1) (u1_struct_0 X2)))False)(∀X4 X1 X2 X3, (m1_subset_1 (k8_relset_1 X2 X3 X1 X4) (k1_zfmisc_1 X2)False)m1_subset_1 X1 (k1_zfmisc_1 (k2_zfmisc_1 X2 X3))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2r2_hidden (k6_algstr_0 X1 (esk27_2 X1 X2) (esk28_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2r2_hidden (k6_algstr_0 X1 (esk27_2 X1 X2) (esk28_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2r2_hidden (k6_algstr_0 X1 (esk27_2 X1 X2) (esk28_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k6_algstr_0 X1 (esk27_2 X1 X2) (esk28_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(r2_hidden (esk29_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k6_algstr_0 X1 (esk27_2 X1 X2) (esk28_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k6_algstr_0 X1 (esk27_2 X1 X2) (esk28_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k6_algstr_0 X1 (esk27_2 X1 X2) (esk28_2 X1 X2)) X2False)(∀X1 X3 X2, (v2_struct_0 X2False)(v2_struct_0 X1False)(v1_group_6 X3 X1 X2False)(m1_subset_1 (esk6_3 X1 X2 X3) (u1_struct_0 X1)False)l3_algstr_0 X2l3_algstr_0 X1v1_funct_1 X3v1_funct_2 X3 (u1_struct_0 X1) (u1_struct_0 X2)m1_subset_1 X3 (k1_zfmisc_1 (k2_zfmisc_1 (u1_struct_0 X1) (u1_struct_0 X2)))False)(∀X1 X3 X2, (v2_struct_0 X2False)(v2_struct_0 X1False)(v1_group_6 X3 X1 X2False)(m1_subset_1 (esk5_3 X1 X2 X3) (u1_struct_0 X1)False)l3_algstr_0 X2l3_algstr_0 X1v1_funct_1 X3v1_funct_2 X3 (u1_struct_0 X1) (u1_struct_0 X2)m1_subset_1 X3 (k1_zfmisc_1 (k2_zfmisc_1 (u1_struct_0 X1) (u1_struct_0 X2)))False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(r2_hidden (esk29_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k6_algstr_0 X1 (esk27_2 X1 X2) (esk28_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(r2_hidden (esk29_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k6_algstr_0 X1 (esk27_2 X1 X2) (esk28_2 X1 X2)) X2False)(∀X2 X3 X4 X1, ((k3_funct_2 X1 X3 X2 X4) = (k1_funct_1 X2 X4)False)(v1_xboole_0 X1False)v1_funct_1 X2m1_subset_1 X4 X1v1_funct_2 X2 X1 X3m1_subset_1 X2 (k1_zfmisc_1 (k2_zfmisc_1 X1 X3))False)(∀X3 X4 X1 X2, (X1 = X2False)(g3_algstr_0 X1 X3) = (g3_algstr_0 X2 X4)v1_funct_1 X3v1_funct_2 X3 (k2_zfmisc_1 X1 X1) X1m1_subset_1 X3 (k1_zfmisc_1 (k2_zfmisc_1 (k2_zfmisc_1 X1 X1) X1))False)(∀X3 X4 X1 X2, (X1 = X2False)(g3_algstr_0 X3 X1) = (g3_algstr_0 X4 X2)v1_funct_1 X1v1_funct_2 X1 (k2_zfmisc_1 X3 X3) X3m1_subset_1 X1 (k1_zfmisc_1 (k2_zfmisc_1 (k2_zfmisc_1 X3 X3) X3))False)(∀X1 X2, (v15_algstr_0 (g3_algstr_0 X1 X2)False)v1_funct_1 X2v1_funct_2 X2 (k2_zfmisc_1 X1 X1) X1m1_subset_1 X2 (k1_zfmisc_1 (k2_zfmisc_1 (k2_zfmisc_1 X1 X1) X1))False)(∀X1 X2, (l3_algstr_0 (g3_algstr_0 X1 X2)False)v1_funct_1 X2v1_funct_2 X2 (k2_zfmisc_1 X1 X1) X1m1_subset_1 X2 (k1_zfmisc_1 (k2_zfmisc_1 (k2_zfmisc_1 X1 X1) X1))False)(∀X1, (u1_struct_0 X1) = (k8_relset_1 (u1_struct_0 esk1_0) (u1_struct_0 esk2_0) esk3_0 (u1_struct_0 esk4_0))v15_algstr_0 X1m1_group_2 X1 esk1_0False)(∀X4 X1 X2 X3, ((k8_relset_1 X2 X3 X1 X4) = (k8_relat_1 X1 X4)False)m1_subset_1 X1 (k1_zfmisc_1 (k2_zfmisc_1 X2 X3))False)(∀X1, (m1_subset_1 (u2_algstr_0 X1) (k1_zfmisc_1 (k2_zfmisc_1 (k2_zfmisc_1 (u1_struct_0 X1) (u1_struct_0 X1)) (u1_struct_0 X1)))False)l3_algstr_0 X1False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(m1_subset_1 (esk28_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(m1_subset_1 (esk27_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(r2_hidden (esk28_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(r2_hidden (esk27_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(m1_subset_1 (esk28_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(m1_subset_1 (esk27_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(m1_subset_1 (esk28_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(m1_subset_1 (esk27_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(r2_hidden (esk28_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(r2_hidden (esk27_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(r2_hidden (esk28_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(r2_hidden (esk27_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))r2_hidden (k2_group_1 X1 (esk29_2 X1 X2)) X2False)(∀X3 X2 X4 X1, (v2_struct_0 X1False)(r1_struct_0 X4 (k6_algstr_0 X1 X2 X3)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_group_2 X4 X1r1_struct_0 X4 X3r1_struct_0 X4 X2m1_subset_1 X3 (u1_struct_0 X1)m1_subset_1 X2 (u1_struct_0 X1)False)(∀X2 X1 X3, (v1_xboole_0 X3False)(v1_xboole_0 X2False)v1_funct_1 X1v1_xboole_0 X1v1_funct_2 X1 X2 X3m1_subset_1 X1 (k1_zfmisc_1 (k2_zfmisc_1 X2 X3))False)(∀X3 X2 X1, (v1_partfun1 X2 X1False)v1_xboole_0 X1v1_funct_2 X2 X1 X3m1_subset_1 X2 (k1_zfmisc_1 (k2_zfmisc_1 X1 X3))False)(∀X3 X2 X1, (v1_xboole_0 X1False)(v1_partfun1 X2 X3False)v1_funct_2 X2 X3 X1m1_subset_1 X2 (k1_zfmisc_1 (k2_zfmisc_1 X3 X1))False)(∀X2 X1, (v1_partfun1 X1 X2False)v1_funct_2 X1 X2 X2m1_subset_1 X1 (k1_zfmisc_1 (k2_zfmisc_1 X2 X2))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(m1_subset_1 (esk28_2 X1 X2) (u1_struct_0 X1)False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(m1_subset_1 (esk27_2 X1 X2) (u1_struct_0 X1)False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(r2_hidden (esk29_2 X1 X2) X2False)(m1_subset_1 (esk28_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(r2_hidden (esk29_2 X1 X2) X2False)(m1_subset_1 (esk27_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(r2_hidden (esk28_2 X1 X2) X2False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(r2_hidden (esk27_2 X1 X2) X2False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(m1_subset_1 (esk28_2 X1 X2) (u1_struct_0 X1)False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(m1_subset_1 (esk27_2 X1 X2) (u1_struct_0 X1)False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(m1_subset_1 (esk28_2 X1 X2) (u1_struct_0 X1)False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(m1_subset_1 (esk27_2 X1 X2) (u1_struct_0 X1)False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(r2_hidden (esk28_2 X1 X2) X2False)(r2_hidden (esk29_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(m1_group_2 (esk30_2 X1 X2) X1False)(r2_hidden (esk27_2 X1 X2) X2False)(r2_hidden (esk29_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X2 X3 X1, (m1_subset_1 (k6_algstr_0 X1 X2 X3) (u1_struct_0 X1)False)l3_algstr_0 X1m1_subset_1 X3 (u1_struct_0 X1)m1_subset_1 X2 (u1_struct_0 X1)False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(r2_hidden (esk29_2 X1 X2) X2False)(m1_subset_1 (esk28_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(r2_hidden (esk29_2 X1 X2) X2False)(m1_subset_1 (esk27_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(r2_hidden (esk28_2 X1 X2) X2False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(r2_hidden (esk27_2 X1 X2) X2False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(r2_hidden (esk29_2 X1 X2) X2False)(m1_subset_1 (esk28_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(r2_hidden (esk29_2 X1 X2) X2False)(m1_subset_1 (esk27_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(r2_hidden (esk28_2 X1 X2) X2False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(r2_hidden (esk27_2 X1 X2) X2False)(m1_subset_1 (esk29_2 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X3 X1 X2, (v1_funct_2 X1 X2 X3False)v1_partfun1 X1 X2m1_subset_1 X1 (k1_zfmisc_1 (k2_zfmisc_1 X2 X3))False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(r2_hidden (esk28_2 X1 X2) X2False)(r2_hidden (esk29_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)((u1_struct_0 (esk30_2 X1 X2)) = X2False)(v2_struct_0 X1False)(r2_hidden (esk27_2 X1 X2) X2False)(r2_hidden (esk29_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(r2_hidden (esk28_2 X1 X2) X2False)(r2_hidden (esk29_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X1 X2, (X2 = k1_xboole_0False)(v2_struct_0 X1False)(v15_algstr_0 (esk30_2 X1 X2)False)(r2_hidden (esk27_2 X1 X2) X2False)(r2_hidden (esk29_2 X1 X2) X2False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (k1_zfmisc_1 (u1_struct_0 X1))False)(∀X2 X3 X1, (v2_struct_0 X1False)(r1_struct_0 X3 (k2_group_1 X1 X2)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_group_2 X3 X1r1_struct_0 X3 X2m1_subset_1 X2 (u1_struct_0 X1)False)(∀X3 X1 X2, (v5_relat_1 X1 X2False)m1_subset_1 X1 (k1_zfmisc_1 (k2_zfmisc_1 X3 X2))False)(∀X3 X1 X2, (v4_relat_1 X1 X2False)m1_subset_1 X1 (k1_zfmisc_1 (k2_zfmisc_1 X2 X3))False)(∀X1 X3 X2, (v1_xboole_0 X2False)v1_xboole_0 X1m1_subset_1 X2 (k1_zfmisc_1 (k2_zfmisc_1 X1 X3))False)(∀X1 X3 X2, (v1_xboole_0 X2False)v1_xboole_0 X1m1_subset_1 X2 (k1_zfmisc_1 (k2_zfmisc_1 X3 X1))False)(∀X1, (v1_funct_2 (u2_algstr_0 X1) (k2_zfmisc_1 (u1_struct_0 X1) (u1_struct_0 X1)) (u1_struct_0 X1)False)l3_algstr_0 X1False)(∀X3 X2 X1, (v1_relat_1 X1False)m1_subset_1 X1 (k1_zfmisc_1 (k2_zfmisc_1 X2 X3))False)(∀X2 X1, (v2_struct_0 X1False)(m1_subset_1 (k2_group_1 X1 X2) (u1_struct_0 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (u1_struct_0 X1)False)(∀X2 X1, ((k2_group_1 X1 (k2_group_1 X1 X2)) = X2False)(v2_struct_0 X1False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_subset_1 X2 (u1_struct_0 X1)False)(∀X2 X3 X1, (v1_relat_1 (k1_funct_1 X1 X2)False)v1_funct_1 X1v1_relat_1 X1v4_funct_1 X3v5_relat_1 X1 X3False)(∀X2 X3 X1, (v1_funct_1 (k1_funct_1 X1 X2)False)v1_funct_1 X1v1_relat_1 X1v4_funct_1 X3v5_relat_1 X1 X3False)(∀X2 X1 X3, (m1_subset_1 X1 X3False)r2_hidden X1 X2m1_subset_1 X2 (k1_zfmisc_1 X3)False)(∀X2 X1, (v2_struct_0 X1False)(r1_struct_0 X2 (k1_group_1 X1)False)v2_group_1 X1v3_group_1 X1l3_algstr_0 X1m1_group_2 X2 X1False)(∀X2 X1, v1_xboole_0 X1v1_subset_1 X2 X1m1_subset_1 X2 (k1_zfmisc_1 X1)False)(∀X2 X1 X3, v1_xboole_0 X3r2_hidden X1 X2m1_subset_1 X2 (k1_zfmisc_1 X3)False)(∀X2 X1, (v1_xboole_0 X1False)(v1_subset_1 X2 X1False)v1_xboole_0 X2m1_subset_1 X2 (k1_zfmisc_1 X1)False)(∀X2 X1, (v1_xboole_0 X1False)(v1_subset_1 X2 X1False)v1_xboole_0 X2m1_subset_1 X2 (k1_zfmisc_1 X1)False)(∀X1 X2, (v1_xboole_0 X2False)(v1_xboole_0 X1False)v1_xboole_0 (k2_zfmisc_1 X1 X2)False)(∀X1 X2, (r1_struct_0 X2 X1False)l1_struct_0 X2r2_hidden X1 (u1_struct_0 X2)False)(∀X1 X2, (v1_funct_1 X2False)v1_funct_1 X1v1_relat_1 X1m1_subset_1 X2 (k1_zfmisc_1 X1)False)(∀X1, (v7_struct_0 X1False)(m1_subset_1 (esk16_1 X1) (k1_zfmisc_1 (u1_struct_0 X1))False)l1_struct_0 X1False)(∀X1, (v2_struct_0 X1False)(m1_subset_1 (esk20_1 X1) (k1_zfmisc_1 (u1_struct_0 X1))False)l1_struct_0 X1False)(∀X1, (v2_struct_0 X1False)(m1_subset_1 (esk15_1 X1) (k1_zfmisc_1 (u1_struct_0 X1))False)l1_struct_0 X1False)(∀X2 X1, (r2_hidden X2 (u1_struct_0 X1)False)l1_struct_0 X1r1_struct_0 X1 X2False)(∀X1 X2, (v2_struct_0 X2False)v2_struct_0 X1v2_group_1 X2l3_algstr_0 X2m1_group_2 X1 X2False)(∀X2 X1, (r1_tarski X1 X2False)m1_subset_1 X1 (k1_zfmisc_1 X2)False)(∀X1 X2, (v2_struct_0 X2False)(l3_algstr_0 X1False)v2_group_1 X2l3_algstr_0 X2m1_group_2 X1 X2False)(∀X1 X2, (v2_struct_0 X2False)(v2_group_1 X1False)v2_group_1 X2l3_algstr_0 X2m1_group_2 X1 X2False)(∀X2 X1, r2_hidden X2 X1r2_hidden X1 X2False)(∀X1 X2, (v4_funct_1 X2False)v4_funct_1 X1m1_subset_1 X2 (k1_zfmisc_1 X1)False)(∀X1 X2, (v1_zfmisc_1 X2False)v1_zfmisc_1 X1m1_subset_1 X2 (k1_zfmisc_1 X1)False)(∀X1 X2, (v1_xboole_0 X2False)v1_xboole_0 X1m1_subset_1 X2 (k1_zfmisc_1 X1)False)(∀X2 X1, (m1_subset_1 X1 (k1_zfmisc_1 X2)False)r1_tarski X1 X2False)(∀X1, ((g3_algstr_0 (u1_struct_0 X1) (u2_algstr_0 X1)) = X1False)l3_algstr_0 X1v15_algstr_0 X1False)(∀X1 X2, (v1_xboole_0 X2False)(r2_hidden X1 X2False)m1_subset_1 X1 X2False)(∀X1, (v2_struct_0 X1False)(m1_group_2 (esk9_1 X1) X1False)v2_group_1 X1l3_algstr_0 X1False)(∀X2 X1, (m1_subset_1 X1 X2False)r2_hidden X1 X2False)(∀X1, v2_struct_0 X1l1_struct_0 X1v13_struct_0 X1 np__1False)(∀X2 X1, (v1_relat_1 X1False)v4_funct_1 X2m1_subset_1 X1 X2False)(∀X2 X1, (v1_funct_1 X1False)v4_funct_1 X2m1_subset_1 X1 X2False)(∀X1, (m1_subset_1 (k1_group_1 X1) (u1_struct_0 X1)False)l3_algstr_0 X1False)(∀X1, (v7_struct_0 X1False)l1_struct_0 X1v13_struct_0 X1 np__1False)(∀X1, (v2_struct_0 X1False)l1_struct_0 X1v13_struct_0 X1 k1_xboole_0False)(∀X1, (v2_struct_0 X1False)(v13_struct_0 X1 np__1False)l1_struct_0 X1v7_struct_0 X1False)(∀X1, (v1_zfmisc_1 X1False)(m1_subset_1 (esk25_1 X1) (k1_zfmisc_1 X1)False)False)(∀X1, (v1_xboole_0 X1False)(m1_subset_1 (esk23_1 X1) (k1_zfmisc_1 X1)False)False)(∀X1, (v1_xboole_0 X1False)(m1_subset_1 (esk21_1 X1) (k1_zfmisc_1 X1)False)False)(∀X1, (v1_xboole_0 X1False)(m1_subset_1 (esk14_1 X1) (k1_zfmisc_1 X1)False)False)(∀X1 X2, v1_xboole_0 X2r2_hidden X1 X2False)(∀X1, (v8_struct_0 X1False)l1_struct_0 X1v1_finset_1 (u1_struct_0 X1)False)(∀X1, (v7_struct_0 X1False)l1_struct_0 X1v1_zfmisc_1 (esk16_1 X1)False)(∀X1, (v7_struct_0 X1False)l1_struct_0 X1v1_zfmisc_1 (u1_struct_0 X1)False)(∀X1, (v2_struct_0 X1False)l1_struct_0 X1v1_xboole_0 (esk20_1 X1)False)(∀X1, (v2_struct_0 X1False)l1_struct_0 X1v1_xboole_0 (esk15_1 X1)False)(∀X1, (v2_struct_0 X1False)l1_struct_0 X1v1_xboole_0 (u1_struct_0 X1)False)(∀X1, (v13_struct_0 X1 k1_xboole_0False)v2_struct_0 X1l1_struct_0 X1False)(∀X1, (v3_funct_1 X1False)v1_funct_1 X1v1_relat_1 X1v1_zfmisc_1 X1False)(∀X1, (v3_funct_1 X1False)v1_funct_1 X1v1_relat_1 X1v1_zfmisc_1 X1False)(∀X1, (v3_funct_1 X1False)v1_funct_1 X1v1_xboole_0 X1v1_relat_1 X1False)(∀X1, (v2_funct_1 X1False)v1_funct_1 X1v1_xboole_0 X1v1_relat_1 X1False)(∀X1, (v1_xboole_0 X1False)(v1_subset_1 (esk21_1 X1) X1False)False)(∀X1, (v1_finset_1 (u1_struct_0 X1)False)l1_struct_0 X1v8_struct_0 X1False)(∀X1, (v1_zfmisc_1 (u1_struct_0 X1)False)l1_struct_0 X1v7_struct_0 X1False)(∀X1, (v1_xboole_0 (u1_struct_0 X1)False)v2_struct_0 X1l1_struct_0 X1False)(∀X1, (v2_struct_0 X1False)(v1_zfmisc_1 (esk15_1 X1)False)l1_struct_0 X1False)(∀X1, (v1_zfmisc_1 X1False)v1_zfmisc_1 (esk25_1 X1)False)(∀X1, (v1_xboole_0 X1False)v1_xboole_0 (esk23_1 X1)False)(∀X1, (v1_xboole_0 X1False)v1_xboole_0 (esk14_1 X1)False)(∀X1, (v8_struct_0 X1False)l1_struct_0 X1v7_struct_0 X1False)(∀X1, (v8_struct_0 X1False)l1_struct_0 X1v7_struct_0 X1False)(∀X1, (v8_struct_0 X1False)v2_struct_0 X1l1_struct_0 X1False)(∀X1, (v8_struct_0 X1False)v2_struct_0 X1l1_struct_0 X1False)(∀X1, (v7_struct_0 X1False)v2_struct_0 X1l1_struct_0 X1False)(∀X1, (v7_struct_0 X1False)v2_struct_0 X1l1_struct_0 X1False)(∀X1, (v7_struct_0 X1False)v2_struct_0 X1l1_struct_0 X1False)(∀X1, (v1_funct_1 (u2_algstr_0 X1)False)l3_algstr_0 X1False)(∀X2 X1, (X1 = X2False)v1_xboole_0 X2v1_xboole_0 X1False)(∀X1, (v1_xboole_0 X1False)(v1_zfmisc_1 (esk23_1 X1)False)False)(∀X1, (v4_funct_1 X1False)v1_xboole_0 X1False)(∀X1, (l1_struct_0 X1False)l3_algstr_0 X1False)(∀X1, (v1_funct_1 X1False)v1_xboole_0 X1False)(∀X1, (X1 = k1_xboole_0False)v1_xboole_0 X1False)(∀X1, v1_subset_1 (esk19_1 X1) X1False)(∀X1, v1_xboole_0 (k1_zfmisc_1 X1)False)(v3_funct_1 esk22_0False)(v1_xboole_0 esk26_0False)(v1_xboole_0 np__1False)(v2_struct_0 esk2_0False)(v2_struct_0 esk1_0False)(∀X2 X1, (m1_subset_1 (esk13_2 X1 X2) (k1_zfmisc_1 (k2_zfmisc_1 X1 X2))False)False)(∀X2 X1, (m1_subset_1 (esk12_2 X1 X2) (k1_zfmisc_1 (k2_zfmisc_1 X1 X2))False)False)((m1_subset_1 esk3_0 (k1_zfmisc_1 (k2_zfmisc_1 (u1_struct_0 esk1_0) (u1_struct_0 esk2_0)))False)False)(∀X2 X1, (v1_funct_2 (esk12_2 X1 X2) X1 X2False)False)((v1_funct_2 esk3_0 (u1_struct_0 esk1_0) (u1_struct_0 esk2_0)False)False)((v1_group_6 esk3_0 esk1_0 esk2_0False)False)(∀X2 X1, (v5_relat_1 (esk24_2 X1 X2) X2False)False)(∀X2 X1, (v5_relat_1 (esk13_2 X1 X2) X2False)False)(∀X2 X1, (v5_relat_1 (esk12_2 X1 X2) X2False)False)(∀X1 X2, (v4_relat_1 (esk24_2 X1 X2) X1False)False)(∀X1 X2, (v4_relat_1 (esk13_2 X1 X2) X1False)False)(∀X1 X2, (v4_relat_1 (esk12_2 X1 X2) X1False)False)(∀X1 X2, (v1_relat_1 (esk24_2 X1 X2)False)False)(∀X1 X2, (v1_relat_1 (esk13_2 X1 X2)False)False)(∀X1 X2, (v1_relat_1 (esk12_2 X1 X2)False)False)(∀X1 X2, (v1_xboole_0 (esk13_2 X1 X2)False)False)(∀X1 X2, (v1_funct_1 (esk24_2 X1 X2)False)False)(∀X1 X2, (v1_funct_1 (esk12_2 X1 X2)False)False)(∀X1, (m1_subset_1 (esk19_1 X1) (k1_zfmisc_1 X1)False)False)(∀X1, (m1_subset_1 (esk18_1 X1) (k1_zfmisc_1 X1)False)False)(∀X1, (m1_subset_1 (esk10_1 X1) X1False)False)(∀X1, (r1_tarski X1 X1False)False)((m1_group_2 esk4_0 esk2_0False)False)(∀X1, (v1_xboole_0 (esk18_1 X1)False)False)((v4_funct_1 esk26_0False)False)((v2_funct_1 esk17_0False)False)((v1_relat_1 esk22_0False)False)((v1_relat_1 esk17_0False)False)((v1_relat_1 esk11_0False)False)((v1_xboole_0 o_0_0_xboole_0False)False)((l1_struct_0 esk7_0False)False)((v1_funct_1 esk22_0False)False)((v1_funct_1 esk17_0False)False)((v1_funct_1 esk11_0False)False)((v1_funct_1 esk3_0False)False)((l3_algstr_0 esk8_0False)False)((l3_algstr_0 esk2_0False)False)((l3_algstr_0 esk1_0False)False)((v3_group_1 esk2_0False)False)((v3_group_1 esk1_0False)False)((v2_group_1 esk2_0False)False)((v2_group_1 esk1_0False)False)((o_0_0_xboole_0 = k1_xboole_0False)False)False
Proof:
The rest of the proof is missing.