premise: Three people are standing at a concession stand outside.
hypothesis: Nobody is at the concession stand.
explanation_1: Either there is nobody there or there are three people there. It can't be both simultaneously.
premise_logic: exists e1 s1 x1 x2 x3.(a_outside(s1) & Manner(e1,s1) & at(e1,x2) & n_stand(x2) & of(x2,x3) & n_concession(x3) & Actor(e1,x1) & v_stand(e1) & n_people(x1) & card_eq_3(x1))
hypothesis_logic: exists x2 x3.(n_stand(x2) & of(x2,x3) & n_concession(x3) & -exists p1 x1.(at(x1,x2) & n_person(x1)))
premise_sim: exists e1 s1 x1 x2 x3.(v_stand(e1) & of(x2,x3) & n_stand(x2) & n_people(x1) & n_concession(x3) & card_eq_3(x1) & at(e1,x2) & a_outside(s1) & Manner(e1,s1) & Actor(e1,x1))
hypothesis_sim: exists x2 x3.(of(x2,x3) & n_stand(x2) & n_concession(x3) & all x1.(-n_person(x1) | -at(x1,x2)))