premise: A person doing a trick on a snowboard.
hypothesis: A person is ice skating.
explanation_1: You don't ice skate with a snowboard.
explanation_2: Tricks on a snowboard occurs on snow whereas ice skating occurs on ice.
explanation_3: A snowboard is used on snow, ice skating is different because it is performed on ice not snow.
premise_logic: exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_do(e1) & on(x3,x4) & n_snowboard(x4) & n_trick(x3) & (x1 = x2) & n_person(x1))
hypothesis_logic: exists p1 x1.(exists x2 x3.((x1 = x2) & n_skating(x2) & of(x2,x3) & n_ice(x3)) & n_person(x1))
premise_sim: exists e1 x1 x2 x3 x4.(v_do(e1) & on(x3,x4) & n_trick(x3) & n_snowboard(x4) & n_person(x1) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & (x1 = x2))
hypothesis_sim: exists x1.(n_person(x1) & exists x2 x3.(of(x2,x3) & n_skating(x2) & n_ice(x3) & (x1 = x2)))