premise: A man riding a dirt bike on a racetrack.
hypothesis: A man is riding a four-wheeler on his farm.
explanation_1: The man is either riding a dirt bike or a four-wheeler. He is either on a racetrack or a farm.
explanation_2: If the man is riding a dirt bike, then he is not riding a four-wheeler. If the man is on a racetrack, then he is not on a farm.
explanation_3: A farm is not in the same locality as a racetrack.
premise_logic: exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & on(e1,x5) & n_racetrack(x5) & Theme(e1,x3) & Actor(e1,x2) & v_ride(e1) & n_bike(x3) & of(x3,x4) & n_dirt(x4) & (x1 = x2) & n_man(x1))
hypothesis_logic: exists e1 x1 x2 x3.(on(e1,x3) & n_farm(x3) & of(x3,x1) & n_male(x1) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_four-wheeler(x2) & n_man(x1))