premise: A worker shoveling dirt into a wheelbarrow.
hypothesis: The worker is a man.
explanation_1: You can not infer the worker is a man.
explanation_2: A worker may be a man or a woman, or any other gender.
explanation_3: Not all workers are a man.
premise_logic: exists e1 x1 x2 x3 x4.(a_topic(x1) & into(e1,x4) & n_wheelbarrow(x4) & Theme(e1,x3) & Actor(e1,x2) & v_shovel(e1) & n_dirt(x3) & (x1 = x2) & n_worker(x1))
hypothesis_logic: exists p1 x1.(n_worker(x1) & exists x2.((x1 = x2) & n_man(x2)))
premise_sim: exists e1 x1 x2 x3 x4.(v_shovel(e1) & n_worker(x1) & n_wheelbarrow(x4) & n_dirt(x3) & into(e1,x4) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & (x1 = x2))
hypothesis_sim: exists x1.(n_worker(x1) & exists x2.(n_man(x2) & (x1 = x2)))