premise: A young man is pushing a lawn mower to mow the grass.
hypothesis: A guy pushes a machine through the grass.
explanation_1: A young man is a guy, a lawn mower is a machine, and the purpose of a lawn mower is to cut grass.
explanation_2: A man pushes a lawn mower through the grass.
explanation_3: A guy is a young man. A lawn mower is a machine.
premise_logic: exists e1 p1 s1 s2 x1 x2 x3 x4 x5.(n_grass(x5) & Topic(e1,p1) & exists e2.(Theme(e2,x5) & Actor(e2,x1) & v_mow(e2)) & Theme(e1,x3) & Actor(e1,x2) & v_push(e1) & n_mower(x3) & of(x3,x4) & n_lawn(x4) & n_man(x2) & a_young(s2) & Theme(s2,x2) & n_man(x1) & a_young(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1 x2 x3.(n_grass(x3) & through(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_push(e1) & n_machine(x2) & n_guy(x1))