premise: A man is skiing in water.
hypothesis: A man is skiing.
explanation_1: skiing in water is same as skiing.
premise_logic: exists e1 x1 x2.(in(e1,x2) & n_water(x2) & Actor(e1,x1) & v_ski(e1) & n_man(x1))
hypothesis_logic: exists p1 x1.(exists x2.((x1 = x2) & n_skiing(x2)) & n_man(x1))
premise_sim: exists e1 x1 x2.(v_ski(e1) & n_water(x2) & n_man(x1) & in(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_man(x1) & exists x2.(n_skiing(x2) & (x1 = x2)))