premise: A man in a boom lift bucket welds.
hypothesis: A man is painting.
explanation_1: The man is welding not painting.
explanation_2: A man cannot be painting while he welds.
explanation_3: Welding and painting are not the same activity.
premise_logic: exists x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x2) & n_weld(x2) & of(x2,x5) & n_bucket(x5) & of(x2,x4) & n_lift(x4) & of(x2,x3) & n_boom(x3) & n_man(x1))
hypothesis_logic: exists p1 x1.(exists x2.((x1 = x2) & n_painting(x2)) & n_man(x1))
premise_sim: exists x1 x2 x3 x4 x5.(of(x2,x5) & of(x2,x4) & of(x2,x3) & n_weld(x2) & n_man(x1) & n_lift(x4) & n_bucket(x5) & n_boom(x3) & in(x1,x2) & a_topic(x1))
hypothesis_sim: exists x1.(n_man(x1) & exists x2.(n_painting(x2) & (x1 = x2)))