A little boy is splashing around in the water in a kiddie pool.
A girl plays with her cat in an empty kiddie pool.
The subject is either a boy or a girl. An empty pool would have no water.
exists e1 s1 s2 x1 x2 x3 x4.(n_water(x2) & in(e1,x2) & in(x2,x3) & n_pool(x3) & of(x3,x4) & n_kiddie(x4) & a_around(s2) & Manner(e1,s2) & Actor(e1,x1) & v_splash(e1) & n_boy(x1) & a_little(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3 x4.(with(e1,x2) & in(x2,x3) & n_pool(x3) & of(x3,x4) & n_kiddie(x4) & a_empty(s1) & Theme(s1,x3) & n_cat(x2) & of(x2,x1) & n_female(x1) & Actor(e1,x1) & v_play(e1) & n_girl(x1))