premise: An overweight man riding a bicycle to work
hypothesis: The man is riding a homemade bicycle.
explanation_1: Not all men who ride homemade bicycles are overweight.
explanation_2: an overweight man on a bike does not show that the bike was homemade.
explanation_3: Not all bikes that are ridden to work are homemade.
premise_logic: exists e1 p1 s1 x1 x2 x3 x4.(a_topic(x1) & Topic(e1,p1) & exists e2.(Actor(e2,x2) & v_work(e2)) & Theme(e1,x4) & Actor(e1,x3) & v_ride(e1) & n_bicycle(x4) & (x1 = x3) & (x1 = x2) & n_man(x1) & a_overweight(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1 x2 x3.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bicycle(x2) & of(x2,x3) & n_homemade(x3))