premise: A man is using what looks to be a fax machine.
hypothesis: A woman is using what looks to be a fax machine.
explanation_1: Either a woman or a man is using what looks to be a fax machine.
explanation_2: A man and a woman are two separate subjects.
explanation_3: A man and a woman can't be using the same fax machine at the same time.
premise_logic: exists x1.(exists e1 e2 p1 x2.(n_thing(x2) & Theme(e2,x2) & Actor(e2,x1) & v_use(e2) & Topic(e1,p1) & Actor(e1,x2) & v_look(e1) & exists p2 x3 x4.((x2 = x3) & n_machine(x3) & of(x3,x4) & n_fax(x4))) & n_man(x1))
hypothesis_logic: exists x1.(exists e1 e2 p1 x2.(n_thing(x2) & Theme(e2,x2) & Actor(e2,x1) & v_use(e2) & Topic(e1,p1) & Actor(e1,x2) & v_look(e1) & exists p2 x3 x4.((x2 = x3) & n_machine(x3) & of(x3,x4) & n_fax(x4))) & n_woman(x1))
premise_sim: exists x1.(n_man(x1) & exists e1 e2 p1 x2.(v_use(e2) & v_look(e1) & n_thing(x2) & exists x3 x4.(of(x3,x4) & n_machine(x3) & n_fax(x4) & (x2 = x3)) & Topic(e1,p1) & Theme(e2,x2) & Actor(e2,x1) & Actor(e1,x2)))
hypothesis_sim: exists x1.(n_woman(x1) & exists e1 e2 p1 x2.(v_use(e2) & v_look(e1) & n_thing(x2) & exists x3 x4.(of(x3,x4) & n_machine(x3) & n_fax(x4) & (x2 = x3)) & Topic(e1,p1) & Theme(e2,x2) & Actor(e2,x1) & Actor(e1,x2)))