premise: A man selling or buying oranges on a cart in an outside supermarket.
hypothesis: A man is selling steak knives on a cart.
explanation_1: Although a man could be selling oranges and knives simultaneously, sentence 1 contradicts sentence 2 because sentence 1 states the man is selling or buying oranges and sentence 2 states the man is selling knives.
explanation_2: The man is either selling  oranges or steak knives on a cart.
explanation_3: The man is selling oranges on the cart not steak knives.
premise_logic: (exists e1 s1 x1 x2 x3 x4.(in(e1,x4) & n_supermarket(x4) & a_outside(s1) & Theme(s1,x4) & on(e1,x3) & n_cart(x3) & Theme(e1,x2) & Actor(e1,x1) & v_sell(e1) & n_orange(x2) & n_man(x1)) | exists e2 s2 x5 x6 x7 x8.(in(e2,x8) & n_supermarket(x8) & a_outside(s2) & Theme(s2,x8) & on(e2,x7) & n_cart(x7) & Theme(e2,x6) & Actor(e2,x5) & v_buy(e2) & n_orange(x6) & n_man(x5)))
hypothesis_logic: exists e1 x1 x2 x3 x4.(on(e1,x4) & n_cart(x4) & Theme(e1,x2) & Actor(e1,x1) & v_sell(e1) & n_knife(x2) & of(x2,x3) & n_steak(x3) & n_man(x1))
premise_sim: (exists e2 s2 x5 x6 x7 x8.(v_buy(e2) & on(e2,x7) & n_supermarket(x8) & n_orange(x6) & n_man(x5) & n_cart(x7) & in(e2,x8) & a_outside(s2) & Theme(s2,x8) & Theme(e2,x6) & Actor(e2,x5)) | exists e1 s1 x1 x2 x3 x4.(v_sell(e1) & on(e1,x3) & n_supermarket(x4) & n_orange(x2) & n_man(x1) & n_cart(x3) & in(e1,x4) & a_outside(s1) & Theme(s1,x4) & Theme(e1,x2) & Actor(e1,x1)))
hypothesis_sim: exists e1 x1 x2 x3 x4.(v_sell(e1) & on(e1,x4) & of(x2,x3) & n_steak(x3) & n_man(x1) & n_knife(x2) & n_cart(x4) & Theme(e1,x2) & Actor(e1,x1))