premise: An old man, likely a blacksmith, is welding a tool, seen by the red hot scorching look of it.
hypothesis: A probable blacksmith is welding a tool.
explanation_1: A blacksmith is holding a welding tool.
explanation_2: Probable is a synonym of likely.
explanation_3: The old man is blacksmith and therefore welding a tool.
premise_logic: exists e1 e2 s1 s2 s3 s4 x1 x2 x3 x4 x5.(n_look(x5) & a_scorching(s4) & Theme(s4,x5) & a_hot(s3) & Theme(s3,x5) & a_red(s2) & Theme(s2,x5) & Theme(e2,x3) & Actor(e2,x1) & v_weld(e2) & Actor(e1,x5) & of(x5,x1) & n_thing(x1) & Theme(e1,x4) & v_see(e1) & (x3 = x4) & n_tool(x3) & rel(x1,x2) & r_likely(x2) & n_blacksmith(x2) & n_man(x1) & a_old(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_weld(e1) & n_tool(x2) & n_blacksmith(x1) & a_probable(s1) & Theme(s1,x1))