premise: The boy is performing a trick off a ramp with a skateboard.
hypothesis: A boy is on a ramp with his skateboard
explanation_1: The boy can only perform the trick off the ramp with his skateboard if he is on the ramp with his skateboard.
premise_logic: exists e1 x1 x2 x3 x4.(n_boy(x1) & with(e1,x4) & n_skateboard(x4) & off(e1,x3) & n_ramp(x3) & Theme(e1,x2) & Actor(e1,x1) & v_perform(e1) & n_trick(x2))
hypothesis_logic: exists p1 x1 x3.(exists x2.(on(x1,x2) & with(x2,x3) & n_ramp(x2)) & n_skateboard(x3) & of(x3,x1) & n_male(x1) & n_boy(x1))
premise_sim: exists e1 x1 x2 x3 x4.(with(e1,x4) & v_perform(e1) & off(e1,x3) & n_trick(x2) & n_skateboard(x4) & n_ramp(x3) & n_boy(x1) & Theme(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists x1 x3.(of(x3,x1) & n_skateboard(x3) & n_male(x1) & n_boy(x1) & exists x2.(with(x2,x3) & on(x1,x2) & n_ramp(x2)))