premise: A group of people are walking by a van.
hypothesis: Some people outdoors.
explanation_1: The group of people are outdoors walking by a van
explanation_2: a group of people are walking at outdoors
explanation_3: If there is a group of people there are some people.
premise_logic: exists e1 x1 x2 x3.(by(e1,x3) & n_van(x3) & Actor(e1,x1) & v_walk(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
hypothesis_logic: exists x1 x2.(a_topic(x1) & Time(x1,x2) & n_outdoors(x2) & n_people(x1))
premise_sim: exists e1 x1 x2 x3.(v_walk(e1) & of(x1,x2) & n_van(x3) & n_people(x2) & n_group(x1) & by(e1,x3) & Actor(e1,x1))
hypothesis_sim: exists x1 x2.(n_people(x1) & n_outdoors(x2) & a_topic(x1) & Time(x1,x2))