premise: Skateboarder jumps off a 5 ft cliff, performing a stunt.
hypothesis: A skateboarder is doing a dangerous stunt.
explanation_1: If he jumps off a cliff, it is dangerous.
explanation_2: Answer: Dangerous because they jump off a 5 ft cliff.
explanation_3: The skateboarder does a dangerous stunt off of a cliff.
premise_logic: exists e1 e2 s1 x1 x2 x3 x4.(ne_nam_skateboarder(x1) & for(e1,e2) & Theme(e2,x4) & Actor(e2,x1) & v_perform(e2) & n_stunt(x4) & a_off(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_jump(e1) & n_cliff(x2) & of(x2,x3) & n_ft(x3) & n_date(x2) & a_date_day_05(x2) & a_date_day_05(x2))
hypothesis_logic: exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_stunt(x2) & a_dangerous(s1) & Theme(s1,x2) & n_skateboarder(x1))