Two young children playing in the grass.
The children are playing tag.
Playing does not imply playing tag.
exists e1 s1 x1 x2 x3.(n_grass(x3) & a_topic(x1) & in(e1,x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_child(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 x1 x2.(n_child(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_tag(x2))