premise: People smoking in a smoking area.
hypothesis: a bird was on rocks
explanation_1: A bird on rocks can be inferred if there are also people smoking in a smoking area.
premise_logic: exists x1 x2 x3 x4.(a_topic(x1) & in(x1,x3) & n_area(x3) & of(x3,x4) & n_smoking(x4) & n_smoking(x1) & of(x1,x2) & n_people(x2))
hypothesis_logic: exists p1 x1.(exists x2.(on(x1,x2) & n_rock(x2)) & n_bird(x1))
premise_sim: exists x1 x2 x3 x4.(of(x3,x4) & of(x1,x2) & n_smoking(x4) & n_smoking(x1) & n_people(x2) & n_area(x3) & in(x1,x3) & a_topic(x1))
hypothesis_sim: exists x1.(n_bird(x1) & exists x2.(on(x1,x2) & n_rock(x2)))