A young child splashing in water.
A small child is in the kiddy pool.
Just because a child is young does not mean he or she is small.  Just because a young child is in water does not mean he or she is in the kiddy pool.
exists e1 s1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_water(x3) & Actor(e1,x2) & v_splash(e1) & (x1 = x2) & n_child(x1) & a_young(s1) & Theme(s1,x1))
exists p1 s1 s2 x1 x2.(n_pool(x2) & a_kiddy(s2) & Theme(s2,x2) & in(x1,x2) & n_child(x1) & a_small(s1) & Theme(s1,x1))