premise: three teenagers wearing t-shirt run down the beach, with several other people in the background.
hypothesis: a number of young people run on a beach
explanation_1: "A number of" is a rephrasing of "three", and teenagers are young people.
explanation_2: The teenagers that run down the beach are the young people that run on the beach.
explanation_3: The teenagers run on the beach.
premise_logic: exists e1 s1 s2 x1 x2 x3 x4 x5 x6 x7.(n_background(x7) & n_people(x6) & n_beach(x4) & a_topic(x1) & with(e1,x5) & in(x5,x7) & -(x5 = x6) & n_people(x5) & a_several(s2) & Theme(s2,x5) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & down(x3,x4) & n_run(x3) & a_t-shirt(s1) & Theme(s1,x3) & (x1 = x2) & n_teenager(x1) & card_eq_3(x1))
hypothesis_logic: exists e1 s1 x1 x2 x3.(on(e1,x3) & n_beach(x3) & Actor(e1,x1) & v_run(e1) & of(x1,x2) & n_people(x2) & a_young(s1) & Theme(s1,x2) & n_number(x1))