premise: A skateboard is grinding on a curb with his skateboard.
hypothesis: The curb is dangerous.
explanation_1: A skateboard grinding on a curb does not imply that it is dangerous.
explanation_2: There is nothing to imply that the curb itself is dangerous.
explanation_3: Just because it's a curb does not mean it's dangerous.
premise_logic: exists e1 x1 x2 x3.(on(e1,x2) & with(x2,x3) & n_skateboard(x3) & of(x3,x1) & n_male(x1) & n_curb(x2) & Actor(e1,x1) & v_grind(e1) & n_skateboard(x1))
hypothesis_logic: exists s1 x1.(n_curb(x1) & Theme(s1,x1) & a_dangerous(s1))
premise_sim: exists e1 x1 x2 x3.(with(x2,x3) & v_grind(e1) & on(e1,x2) & of(x3,x1) & n_skateboard(x3) & n_skateboard(x1) & n_male(x1) & n_curb(x2) & Actor(e1,x1))
hypothesis_sim: exists s1 x1.(n_curb(x1) & a_dangerous(s1) & Theme(s1,x1))