A boy in a white t-shirt is splashing in shallow water.
A girl that is playing.
There can be either a boy or a girl.
exists e1 s1 s2 x1 x2 x3.(in(e1,x3) & n_water(x3) & a_shallow(s2) & Theme(s2,x3) & Actor(e1,x1) & v_splash(e1) & in(x1,x2) & n_t-shirt(x2) & a_white(s1) & Theme(s1,x2) & n_boy(x1))
exists e1 x1 x2.(a_topic(x1) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_girl(x1))