premise: In a chain link enclosed skate park a skater goes over one of the obstacles.Wit.
hypothesis: The skater is sitting on the ground.
explanation_1: If the skater goes over obstacles, he isn't sitting on the ground.
explanation_2: One can't go over obstacles while sitting on the ground
explanation_3: A skater cannot skate over an obstacle while he is sitting on the ground.
premise_logic: exists e2 e1 s1 x1 x2 x3 x4 x5 x6 x7.(n_obstacles.wit(x3) & in(e1,x4) & Theme(e2,x7) & Actor(e2,x6) & v_enclose(e2) & n_park(x7) & a_skate(s1) & Theme(s1,x7) & (x4 = x6) & n_link(x4) & of(x4,x5) & n_chain(x5) & over(e1,x2) & of(x2,x3) & n_thing(x2) & card_eq_1(x2) & Actor(e1,x1) & v_go(e1) & n_skater(x1))
hypothesis_logic: exists e1 x1 x2.(n_ground(x2) & n_skater(x1) & on(e1,x2) & Actor(e1,x1) & v_sit(e1))