premise: A man waiting in an airport terminal writes on a piece of paper as others are seen behind.
hypothesis: A gentleman swims at the beach.
explanation_1: A man can either wait in an airport terminal or swim at a beach and not both.
explanation_2: The man can't be at the beach while in an airport terminal.
explanation_3: If a man is waiting in an airport, then he is not at the beach.
premise_logic: exists e2 e1 p1 x1 x2 x3 x4 x5 x6.(exists e3 s1 x7.(a_behind(s1) & Manner(e3,s1) & Theme(e3,x7) & v_see(e3) & -(x7 = x1) & n_person(x7)) & n_person(x1) & as(e2,p1) & on(e2,x5) & of(x5,x6) & n_paper(x6) & n_piece(x5) & Actor(e2,x1) & v_write(e2) & in(e1,x3) & n_terminal(x3) & of(x3,x4) & n_airport(x4) & Actor(e1,x2) & v_wait(e1) & (x1 = x2) & n_man(x1))
hypothesis_logic: exists e1 x1 x2.(n_beach(x2) & at(e1,x2) & Actor(e1,x1) & v_swim(e1) & n_gentleman(x1))