premise: A motorcycle races.
hypothesis: A bike is going fast.
explanation_1: the motorcycle races is not necessary states that bike is going fast
explanation_2: Motorcycles in a races are not always going fast.
explanation_3: Just because a motorcycle races does not mean it is going fast.
premise_logic: exists x1 x2.(a_topic(x1) & n_race(x1) & of(x1,x2) & n_motorcycle(x2))
hypothesis_logic: exists e1 s1 x1.(a_fast(s1) & Manner(e1,s1) & Actor(e1,x1) & v_go(e1) & n_bike(x1))