premise: A group of children enjoy their time on the beach.
hypothesis: A group of adults are swimming at the beach.
explanation_1: Children are not adults.
explanation_2: The subjects are either children or adults.
explanation_3: The first sentence is about a group of children while the second sentence is about a group of adults.
premise_logic: exists e1 x1 x2 x3 x4.(n_beach(x4) & Theme(e1,x3) & Actor(e1,x1) & v_enjoy(e1) & on(x3,x4) & n_time(x3) & of(x3,x1) & n_thing(x1) & of(x1,x2) & n_child(x2) & n_group(x1))
hypothesis_logic: exists e1 x1 x2 x3.(n_beach(x3) & at(e1,x3) & Actor(e1,x1) & v_swim(e1) & of(x1,x2) & n_adult(x2) & n_group(x1))