Two brown and white dogs racing across a lawn.
The two dogs are chasing a tennis ball.
Not all dogs racing are chasing a tennis ball.
exists e1 s1 s2 x1 x2 x3.(a_topic(x1) & across(e1,x3) & n_lawn(x3) & Actor(e1,x2) & v_race(e1) & (x1 = x2) & n_dog(x1) & a_white(s2) & Theme(s2,x1) & a_brown(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(n_dog(x1) & card_eq_2(x1) & Theme(e1,x2) & Actor(e1,x1) & v_chase(e1) & n_ball(x2) & of(x2,x3) & n_tennis(x3))