premise: Black greyhound dog racing down a track.
hypothesis: The dog is in a race.
explanation_1: racing down a track implies the is in a race.
explanation_2: Racing means in a race, therefore a dog racing is in a race.
explanation_3: greyhound dog racing down is inferred as The dog is in a race.
premise_logic: exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & a_down(s1) & Manner(e1,s1) & Theme(e1,x5) & Actor(e1,x4) & v_race(e1) & n_track(x5) & (x1 = x4) & n_dog(x1) & of(x1,x3) & n_greyhound(x3) & (x1 = x2) & ne_nam_black(x2))
hypothesis_logic: exists p1 x1.(n_dog(x1) & exists x2.(in(x1,x2) & n_race(x2)))
premise_sim: exists e1 s1 x1 x2 x3 x4 x5.(v_race(e1) & of(x1,x3) & ne_nam_black(x2) & n_track(x5) & n_greyhound(x3) & n_dog(x1) & a_topic(x1) & a_down(s1) & Theme(e1,x5) & Manner(e1,s1) & Actor(e1,x4) & (x1 = x4) & (x1 = x2))
hypothesis_sim: exists x1.(n_dog(x1) & exists x2.(n_race(x2) & in(x1,x2)))