premise: Reflections of people walking in a big city.
hypothesis: Several folks stroll through the city.
explanation_1: Reflections of people imply the actual presence of people; folks are people; strolling is a type of walking; 'through the city' does not contradict being 'in a big city'.
explanation_2: People are walking in the city.
explanation_3: People are several folks, and stroll is a type of walking.
premise_logic: exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & in(e1,x4) & n_city(x4) & a_big(s1) & Theme(s1,x4) & Actor(e1,x3) & v_walk(e1) & (x2 = x3) & n_people(x2) & n_reflection(x1))
hypothesis_logic: exists e1 s1 x1 x2.(n_city(x2) & through(e1,x2) & Actor(e1,x1) & v_stroll(e1) & n_folk(x1) & a_several(s1) & Theme(s1,x1))
premise_sim: exists e1 s1 x1 x2 x3 x4.(v_walk(e1) & of(x1,x2) & n_reflection(x1) & n_people(x2) & n_city(x4) & in(e1,x4) & a_topic(x1) & a_big(s1) & Theme(s1,x4) & Actor(e1,x3) & (x2 = x3))
hypothesis_sim: exists e1 s1 x1 x2.(v_stroll(e1) & through(e1,x2) & n_folk(x1) & n_city(x2) & a_several(s1) & Theme(s1,x1) & Actor(e1,x1))