premise: The motorcyclist race on the course.
hypothesis: The man on the motorcycle road across the course while people chase him.
explanation_1: Sentence one describes a motorcycle race on a course. Sentence two tells us who is racing on the course.
explanation_2: a man perform  a motorcycle race
explanation_3: Man on the motorcycle is a motorcyclist, and race means road across.
premise_logic: exists x1 x2 x3.(n_course(x3) & n_race(x1) & of(x1,x2) & n_motorcyclist(x2) & a_topic(x1) & on(x1,x3))
hypothesis_logic: (x)