premise: A gray-haired man rides a bike in front of a bus advertising Ironman.
hypothesis: An older man rides his bike and is almost hit by a bus because he is looking at the Ironman poster.
explanation_1: we cannot determine the age of the person, it is unknown if he was almost hit by the bus because he is looking at the advertisement.
explanation_2: Just because a man rides his bike it does not mean he is almost hit by a bus or he is looking at the Ironman poster.
explanation_3: Just because a man rides a bike in front of a bus does not mean he is almost hit by the bus or he was looking at the Ironman poster.
premise_logic: exists e1 s1 x1 x2 x3 x4 x5 x6.(in(e1,x3) & of(x3,x4) & ne_nam_ironman(x4) & of(x4,x6) & n_advertising(x6) & of(x4,x5) & n_bus(x5) & n_front(x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & n_man(x1) & a_gray-haired(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 e2 p1 s1 s2 s3 x1 x2 x3 x4 x5 x6.(n_poster(x5) & (x5 = x6) & ne_org_ironman(x6) & a_almost(s3) & Manner(e2,s3) & exists e3.(at(e3,x5) & Actor(e3,x1) & v_look(e3)) & n_male(x1) & n_male(x1) & because(e2,p1) & Actor(e2,x4) & n_bus(x4) & Theme(e2,x3) & v_hit(e2) & n_man(x3) & r_more(s2) & a_older(s2) & Theme(s2,x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & of(x2,x1) & n_man(x1) & r_more(s1) & a_older(s1) & Theme(s1,x1))