A smiling young boy in a blue t-shirt plays in the water.
A young boy smiling because the water feels good.
A boy smiling as he plays in water may not be smiling because the water feels good.
exists e1 s1 s2 x1 x2 x3 x4.(n_water(x4) & a_topic(x1) & in(x1,x2) & in(x2,x4) & n_play(x2) & of(x2,x3) & n_t-shirt(x3) & a_blue(s2) & Theme(s2,x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1) & Actor(e1,x1) & v_smile(e1))
exists e1 p1 s1 x1 x2 x3.(n_water(x3) & a_topic(x1) & exists e2 p2.(exists s2.(Theme(s2,x3) & a_good(s2)) & Topic(e2,p2) & Actor(e2,x3) & v_feel(e2)) & because(e1,p1) & Actor(e1,x2) & v_smile(e1) & (x1 = x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))