premise: A boy wearing a helmet is jumping his skateboard.
hypothesis: A boy is jumping his skateboard
explanation_1: A boy is wearing a helmet jumping his skateboard.
explanation_2: There is both a boy jumping his skateboard.
explanation_3: A boy jumping a skateboard should wear a helmet.
premise_logic: exists e1 e2 x1 x2 x3 x4.(Theme(e2,x4) & Actor(e2,x1) & v_jump(e2) & n_skateboard(x4) & of(x4,x1) & n_male(x1) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_helmet(x3) & (x1 = x2) & n_boy(x1))
hypothesis_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_jump(e1) & n_skateboard(x2) & of(x2,x1) & n_male(x1) & n_boy(x1))