premise: People are standing around visiting near a fountain.
hypothesis: People are inside, sitting at a concert.
explanation_1: People cannot be standing around and sitting simultaneously. They cannot be visiting near a fountain and inside simultaneously.
explanation_2: People cannot be standing and sitting simultaneously
explanation_3: People cannot be standing and sitting at the same time.
premise_logic: exists e1 e2 x1 x2.(around(e1,e2) & near(e2,x2) & n_fountain(x2) & Actor(e2,x1) & v_visit(e2) & Actor(e1,x1) & v_stand(e1) & n_people(x1))
hypothesis_logic: exists e1 e2 s1 x1 x2.(for(e1,e2) & at(e2,x2) & n_concert(x2) & Actor(e2,x1) & v_sit(e2) & a_inside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_be(e1) & n_people(x1))