A little girl smiles as she lays on her side in the water.
A little one smiles while in the water.
Saying that a little girl lays in the water implies that she is little and is in the water.
exists e1 p1 s1 x1 x2 x3.(n_water(x3) & exists e2 x1.(in(e2,x3) & on(e2,x2) & n_female(x1) & Actor(e2,x1) & v_lay(e2)) & n_side(x2) & of(x2,x1) & n_female(x1) & as(e1,p1) & Actor(e1,x1) & v_smile(e1) & n_girl(x1) & a_little(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(n_water(x2) & in(e1,x2) & r_while(e1) & Actor(e1,x1) & v_smile(e1) & n_thing(x1) & card_eq_1(x1) & a_little(s1) & Theme(s1,x1))