premise: The man is welding the iron.
hypothesis: The guy melted the hard metal
explanation_1: Just because iron is being welded does not imply that iron was the hard metal that was melted.
premise_logic: exists e1 x1 x2.(n_iron(x2) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_weld(e1))
hypothesis_logic: exists e1 s1 x1 x2.(n_metal(x2) & a_hard(s1) & Theme(s1,x2) & n_guy(x1) & Theme(e1,x2) & Actor(e1,x1) & v_melt(e1))
premise_sim: exists e1 x1 x2.(v_weld(e1) & n_man(x1) & n_iron(x2) & Theme(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists e1 s1 x1 x2.(v_melt(e1) & n_metal(x2) & n_guy(x1) & a_hard(s1) & Theme(s1,x2) & Theme(e1,x2) & Actor(e1,x1))