Two young children smile as they lay on green grass.
The children are outside
They mentioned that children are outside, but didnt mention two children laying in the grass.
exists e1 p1 s1 x1.(exists e2 s2 x2.(on(e2,x2) & n_grass(x2) & a_green(s2) & Theme(s2,x2) & Actor(e2,x1) & v_lay(e2)) & n_thing(x1) & as(e1,p1) & Actor(e1,x1) & v_smile(e1) & n_child(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists s1 x1.(n_child(x1) & Theme(s1,x1) & a_outside(s1))