premise: The skateboarder is jumping his board in the air while another skateboarder watches.
hypothesis: Two guys are rollerblading.
explanation_1: You can not jump and watch a skateboarder and be rollerblading at the same time.
explanation_2: The two guys can't be rollerblading and jumping boards simultaneously.
explanation_3: Two skateboarders are rollerblading or one is jumping and the other watches.
premise_logic: exists e1 x1 x2 x3 x4 x5.(n_air(x3) & while(e1,x5) & n_watch(x5) & of(x5,x1) & n_skateboarder(x1) & n_skateboarder(x1) & -(x5 = x4) & n_watch(x4) & of(x4,x1) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_jump(e1) & n_board(x2) & of(x2,x1) & n_male(x1))
hypothesis_logic: exists e1 x1.(Actor(e1,x1) & v_rollerblade(e1) & n_guy(x1) & card_eq_2(x1))
premise_sim: exists e1 x1 x2 x3 x4 x5.(while(e1,x5) & v_jump(e1) & of(x5,x1) & of(x4,x1) & of(x2,x1) & n_watch(x5) & n_watch(x4) & n_skateboarder(x1) & n_male(x1) & n_board(x2) & n_air(x3) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & -(x5 = x4))
hypothesis_sim: exists e1 x1.(v_rollerblade(e1) & n_guy(x1) & card_eq_2(x1) & Actor(e1,x1))