Dog chewing up ball while rolling in grass
Dog is playing with a small green ball.
A dog chewing isn't always playing and a ball isn't indicative of size or color.
exists e1 e2 s1 x1 x2 x3.(ne_nam_dog(x1) & while(e1,e2) & in(e2,x3) & n_grass(x3) & Actor(e2,x1) & v_roll(e2) & a_up(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_chew(e1) & n_ball(x2))
exists e1 s1 s2 x1 x2.(ne_nam_dog(x1) & with(e1,x2) & n_ball(x2) & a_green(s2) & Theme(s2,x2) & a_small(s1) & Theme(s1,x2) & Actor(e1,x1) & v_play(e1))