A man and a blond baby in a swimming pool.
A man teaching his child to swim.
Just because a man is in a swimming pool with a baby does not mean that the child is his or that he is teaching his child to swim.
exists s1 s2 x1 x2 x3 x4.(a_topic(s1) & subset_of(x2,s1) & in(x2,x3) & n_pool(x3) & of(x3,x4) & n_swimming(x4) & n_baby(x2) & a_blond(s2) & Theme(s2,x2) & subset_of(x1,s1) & n_man(x1))
exists e1 p1 x1 x2 x3 x4.(a_topic(x1) & Topic(e1,p1) & exists e2.(Actor(e2,x2) & v_swim(e2)) & Theme(e1,x4) & Actor(e1,x3) & v_teach(e1) & n_child(x4) & of(x4,x1) & n_male(x1) & (x1 = x3) & (x1 = x2) & n_man(x1))