premise: Several children playing outside
hypothesis: There are children playing.
explanation_1: Children are playing , both sentences say same thing.
explanation_2: The children playing outside, were not all of the children playing.
explanation_3: The children are playing, the second sentence only removed the detail of setting.
premise_logic: exists e1 s1 x1 x2.(n_outside(x1) & Actor(e1,x1) & v_play(e1) & of(x1,x2) & n_child(x2) & a_several(s1) & Theme(s1,x1) & a_topic(x1))
hypothesis_logic: exists p1 x1 e1 x2 x3.((x1 = x2) & Actor(e1,x3) & v_play(e1) & (x2 = x3) & n_child(x2))
premise_sim: exists e1 s1 x1 x2.(v_play(e1) & of(x1,x2) & n_outside(x1) & n_child(x2) & a_topic(x1) & a_several(s1) & Theme(s1,x1) & Actor(e1,x1))
hypothesis_sim: exists x1 e1 x2 x3.(v_play(e1) & n_child(x2) & Actor(e1,x3) & (x2 = x3) & (x1 = x2))