premise: A man in a tailcoat and top hat is standing in a crowd of people.
hypothesis: A man is at a event.
explanation_1: This could be an informal get together and isn't characterized as an event.
premise_logic: exists e1 s1 x1 x2 x3 x4 x5 x6.(in(e1,x5) & of(x5,x6) & n_people(x6) & n_crowd(x5) & Actor(e1,x1) & v_stand(e1) & in(x1,x2) & n_hat(x4) & a_top(s1) & Theme(s1,x4) & n_tailcoat(x3) & subset_of(x4,x2) & subset_of(x3,x2) & n_man(x1))
hypothesis_logic: exists p1 x1.(exists x2.(at(x1,x2) & n_event(x2)) & n_man(x1))
premise_sim: exists e1 s1 x1 x2 x3 x4 x5 x6.(v_stand(e1) & subset_of(x4,x2) & subset_of(x3,x2) & of(x5,x6) & n_tailcoat(x3) & n_people(x6) & n_man(x1) & n_hat(x4) & n_crowd(x5) & in(x1,x2) & in(e1,x5) & a_top(s1) & Theme(s1,x4) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_man(x1) & exists x2.(n_event(x2) & at(x1,x2)))