Three boys are playing soccer.
Three boys are kicking around a white and black soccer ball.
Boys playing soccer don't have to use a white and black soccer ball.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_soccer(x2) & n_boy(x1) & card_eq_3(x1))
exists e1 s1 s2 x1 x2 x3.(around(e1,x2) & n_ball(x2) & of(x2,x3) & n_soccer(x3) & a_black(s2) & Theme(s2,x2) & a_white(s1) & Theme(s1,x2) & Actor(e1,x1) & v_kick(e1) & n_boy(x1) & card_eq_3(x1))