a toddler is chasing a yellow balloon in an open field with an adult man standing behind him.
The man watches his son chase a ball.
just because an adult man is standing while the toddler is chasing the balloon doesn't mean the toddler is his son.
exists e1 e2 s1 s2 x1 x2 x3 x4 x5 x6.(with(e1,x4) & behind(e2,x1) & n_male(x1) & Actor(e2,x6) & v_stand(e2) & (x4 = x6) & n_man(x4) & of(x4,x5) & n_adult(x5) & Theme(e1,x2) & Actor(e1,x1) & v_chase(e1) & in(x2,x3) & n_field(x3) & a_open(s2) & Theme(s2,x3) & n_balloon(x2) & a_yellow(s1) & Theme(s1,x2) & n_toddler(x1))
exists e2 e1 x1 x2 x3 x4.(n_son(x3) & of(x3,x1) & n_male(x1) & n_man(x1) & Theme(e2,x4) & Actor(e2,x1) & v_chase(e2) & n_ball(x4) & Theme(e1,x3) & Actor(e1,x2) & v_watch(e1) & (x1 = x2))