premise: A man rides a bicycle while a young girl holds onto the back of him.
hypothesis: A man rides a bike.
explanation_1: Bicycle is another way to say bike.
explanation_2: Bike is a short form of a bicycle.
explanation_3: A man riding a Bike also means the bicycle here.
premise_logic: exists e1 p1 x1 x2 x4.(n_back(x4) & exists e2 s1 x3.(onto(e2,x4) & of(x4,x1) & Actor(e2,x3) & v_hold(e2) & n_girl(x3) & a_young(s1) & Theme(s1,x3)) & n_male(x1) & while(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bicycle(x2) & n_man(x1))
hypothesis_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & n_man(x1))