premise: Three young boys enjoying a day at the beach.
hypothesis: The boys are in the beach
explanation_1: Three young boys are boys, and in the beach is a paraphrase of at the beach.
explanation_2: to enjoy a day at the beach the boys must be at the beach
explanation_3: There are three boys at the beach.
premise_logic: exists e1 s1 x1 x2 x3 x4.(n_beach(x4) & a_topic(x1) & at(e1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_enjoy(e1) & n_day(x3) & (x1 = x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1) & card_eq_3(x1))
hypothesis_logic: exists p1 x1 x2.(n_beach(x2) & n_boy(x1) & in(x1,x2))