premise: A group of people are standing on a platform and waiting for the subway train.
hypothesis: People waiting for a train
explanation_1: Saying people or group of people means the same thing.
explanation_2: Group of people are people, and subway train is a form of train.
explanation_3: People standing on a platform and waiting for the subway train must be waiting for a train.
premise_logic: exists e1 e2 x1 x2 x3 x4 x5 x6 x7.(n_train(x6) & of(x6,x7) & n_subway(x7) & for(e2,x6) & Actor(e2,x4) & v_wait(e2) & of(x4,x5) & n_people(x5) & n_group(x4) & on(e1,x3) & n_platform(x3) & Actor(e1,x1) & v_stand(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
hypothesis_logic: exists e1 x1 x2 x3.(a_topic(x1) & for(e1,x3) & n_train(x3) & Actor(e1,x2) & v_wait(e1) & (x1 = x2) & n_people(x1))