% SZS status Theorem for LEFT__OR__EXISTS__T
% SZS output start Proof for LEFT__OR__EXISTS__T
  file('i/f/bool/LEFT__OR__EXISTS__THM',ch4s_bools_LEFTu_u_ORu_u_EXISTSu_u_THM)).
% SZS output end Proof for LEFT__OR__EXISTS__T
