premise: A man in a boom lift bucket welds.
hypothesis: A man is working.
explanation_1: lift bucket welds means wrking
explanation_2: Lifting is working.
explanation_3: Man in a boom lift bucket is a type of man, and welds is a type of working.
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 e1 x1.(Actor(e1,x1) & v_work(e1) & 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 e1 x1.(v_work(e1) & n_man(x1) & Actor(e1,x1))