A small girl is standing on the grass holding a large green ball.
A small girl standing on the sand holding a large yellow ball.
The girl can't be standing on the grass and the sand at the same time, as well as the ball can't be green and yellow at the same time.
exists e2 e1 s1 s2 s3 x1 x2 x3.(n_grass(x2) & for(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_hold(e2) & n_ball(x3) & a_green(s3) & Theme(s3,x3) & a_large(s2) & Theme(s2,x3) & on(e1,x2) & Actor(e1,x1) & v_stand(e1) & n_girl(x1) & a_small(s1) & Theme(s1,x1))
exists e1 s1 s2 s3 x1 x2 x3 x4 x5.(n_sand(x3) & a_topic(x1) & on(x1,x3) & Theme(e1,x5) & Actor(e1,x4) & v_hold(e1) & n_ball(x5) & a_yellow(s3) & Theme(s3,x5) & a_large(s2) & Theme(s2,x5) & (x3 = x4) & n_standing(x1) & of(x1,x2) & n_girl(x2) & a_small(s1) & Theme(s1,x1))