Three young men with lacrosse sticks are chasing the ball.
There are three men and a ball.
Both sentences describe a ball and three men.
exists e1 s1 x1 x2 x3 x4.(n_ball(x4) & Theme(e1,x4) & Actor(e1,x1) & v_chase(e1) & with(x1,x2) & n_stick(x2) & of(x2,x3) & n_lacrosse(x3) & n_man(x1) & a_young(s1) & Theme(s1,x1) & card_eq_3(x1))
exists p1 x1 x2 x3 x4.((x1 = x2) & subset_of(x4,x2) & n_ball(x4) & subset_of(x3,x2) & n_man(x3) & card_eq_3(x3))