premise: Some people are walking down the sidewalk in a city.
hypothesis: A group of people are on a sidewalk.
explanation_1: The second sentence simplifies the first sentence regarding people on a sidewalk.
premise_logic: exists e1 x1 x2 x3.(n_sidewalk(x2) & down(e1,x2) & in(x2,x3) & n_city(x3) & Actor(e1,x1) & v_walk(e1) & n_people(x1))
hypothesis_logic: exists p1 x1 x2.(exists x3.(on(x1,x3) & n_sidewalk(x3)) & of(x1,x2) & n_people(x2) & n_group(x1))
premise_sim: exists e1 x1 x2 x3.(v_walk(e1) & n_sidewalk(x2) & n_people(x1) & n_city(x3) & in(x2,x3) & down(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists x1 x2.(of(x1,x2) & n_people(x2) & n_group(x1) & exists x3.(on(x1,x3) & n_sidewalk(x3)))