premise: People are riding bicycles in the street, and they are all wearing helmets.
hypothesis: A group of friends are biking through a street, all wearing their helmets
explanation_1: Just because they are all biking on the same streeet wearing helmets doesn't mean that they are friends.
explanation_2: Not all people are friends.
explanation_3: Not all people are friends.
premise_logic: exists e1 e2 s1 x1 x2 x3 x4.(n_thing(x3) & n_street(x3) & a_all(s1) & Manner(e2,s1) & Theme(e2,x4) & Actor(e2,x3) & v_wear(e2) & n_helmet(x4) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bicycle(x2) & n_people(x1))
hypothesis_logic: exists e1 x1 x2 x3 x6.(through(e1,x3) & all x4.(n_thing(x4) -> exists e2 x5.(rel(x3,x4) & Theme(e2,x6) & Actor(e2,x5) & v_wear(e2) & (x4 = x5))) & n_helmet(x6) & of(x6,x1) & n_thing(x1) & n_street(x3) & Actor(e1,x1) & v_bike(e1) & of(x1,x2) & n_friend(x2) & n_group(x1))