premise: People attending an event in a park.
hypothesis: There is an event at the park.
explanation_1: In order for people to attend an event in a park there has to be an event at the park.
premise_logic: exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_attend(e1) & in(x3,x4) & n_park(x4) & n_event(x3) & (x1 = x2) & n_people(x1))
hypothesis_logic: exists p1 x1 x2.(n_park(x2) & at(p1,x2) & exists x3.((x1 = x3) & n_event(x3)))
premise_sim: exists e1 x1 x2 x3 x4.(v_attend(e1) & n_people(x1) & n_park(x4) & n_event(x3) & in(x3,x4) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & (x1 = x2))
hypothesis_sim: exists p1 x1 x2.(n_park(x2) & exists x3.(n_event(x3) & (x1 = x3)) & at(p1,x2))