premise: someone is cutting an onion
hypothesis: There is no onion.
explanation_1: Someone cannot be cutting an onion if there is none.
premise_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_cut(e1) & n_onion(x2) & n_person(x1))
hypothesis_logic: exists p1 x1.-exists x2.((x1 = x2) & n_onion(x2))
premise_sim: exists e1 x1 x2.(v_cut(e1) & n_person(x1) & n_onion(x2) & Theme(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists x1.all x2.(-n_onion(x2) | -(x1 = x2))