A tennis player with green a green headband on is ready to hit the ball.
The football player removes his helmet.
The tennis player and football player are two completely different people.
exists p1 s1 s2 s3 x1 x2 x3 x4 x5.(n_ball(x5) & Topic(s3,p1) & Actor(s3,x1) & a_ready(s3) & exists e1.(Theme(e1,x5) & Actor(e1,x1) & v_hit(e1)) & with(x1,x3) & Theme(s2,x4) & a_on(s2) & (x3 = x4) & r_green(x3) & n_headband(x3) & a_green(s1) & Theme(s1,x3) & n_player(x1) & of(x1,x2) & n_tennis(x2))
exists e1 x1 x2 x3.(n_helmet(x3) & of(x3,x1) & n_male(x1) & n_player(x1) & of(x1,x2) & n_football(x2) & Theme(e1,x3) & Actor(e1,x1) & v_remove(e1))