premise: A skater goes through a course.
hypothesis: A skater is outside
explanation_1: Not all courses are outside.
explanation_2: Just because a skater is going through a course does not mean he is outside.
explanation_3: The course could be inside or outside.
premise_logic: exists e1 x1 x2.(through(e1,x2) & n_course(x2) & Actor(e1,x1) & v_go(e1) & n_skater(x1))
hypothesis_logic: exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_skater(x1))
premise_sim: exists e1 x1 x2.(v_go(e1) & through(e1,x2) & n_skater(x1) & n_course(x2) & Actor(e1,x1))
hypothesis_sim: exists s1 x1.(n_skater(x1) & a_outside(s1) & Theme(s1,x1))