premise: A young boy and an adult man looking at ducks in a pond.
hypothesis: People watch ducks in a pond.
explanation_1: A boy and a man are people.
explanation_2: A boy and a man are more than one person and can be called "people," and one must be "looking at" something in order to "watch" it.
explanation_3: A young boy and an adult are people. Watching and looking are synonyms in this context.
premise_logic: exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(a_topic(s1) & subset_of(x2,s1) & at(e1,x5) & in(x5,x6) & n_pond(x6) & n_duck(x5) & Actor(e1,x4) & v_look(e1) & (x2 = x4) & n_man(x2) & of(x2,x3) & n_adult(x3) & subset_of(x1,s1) & n_boy(x1) & a_young(s2) & Theme(s2,x1))
hypothesis_logic: exists e1 x1 x2 x3.(in(e1,x3) & n_pond(x3) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_duck(x2) & n_people(x1))
premise_sim: exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(v_look(e1) & subset_of(x2,s1) & subset_of(x1,s1) & of(x2,x3) & n_pond(x6) & n_man(x2) & n_duck(x5) & n_boy(x1) & n_adult(x3) & in(x5,x6) & at(e1,x5) & a_young(s2) & a_topic(s1) & Theme(s2,x1) & Actor(e1,x4) & (x2 = x4))
hypothesis_sim: exists e1 x1 x2 x3.(v_watch(e1) & n_pond(x3) & n_people(x1) & n_duck(x2) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1))