A man underwater with a funny face.
A man is playing baseball with his son.
A man cannot be underwater and playing baseball at the same time.
exists s1 x1 x2 x3.(a_topic(x1) & with(x1,x3) & n_face(x3) & a_funny(s1) & Theme(s1,x3) & n_underwater(x1) & of(x1,x2) & n_man(x2))
exists e1 x1 x2 x3.(with(e1,x3) & n_son(x3) & of(x3,x1) & n_male(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_baseball(x2) & n_man(x1))