% SZS status Theorem for SUBSET__UNION_
% SZS output start Proof for SUBSET__UNION_
  file('i/f/pred_set/SUBSET__UNION_c0',aHLu_FALSITY)).
  file('i/f/pred_set/SUBSET__UNION_c0',aHLu_BOOLu_CASES)).
  file('i/f/pred_set/SUBSET__UNION_c0',ah4s_predu_u_sets_SUBSETu_u_DEF)).
  file('i/f/pred_set/SUBSET__UNION_c0',ch4s_predu_u_sets_SUBSETu_u_UNIONu_c0)).
  file('i/f/pred_set/SUBSET__UNION_c0',ah4s_predu_u_sets_INu_u_UNION)).
  file('i/f/pred_set/SUBSET__UNION_c0',ah4s_bools_TRUTH)).
% SZS output end Proof for SUBSET__UNION_
