A woman wearing a green and pink dress is dancing with someone wearing a blue top with white pants.
The dancing woman is on the grass.
The first sentence does not mention grass, nor anything else about the surface upon which the woman is dancing.
exists e2 e1 e3 s1 s2 s3 s4 x1 x2 x3 x4 x5 x6 x7.(with(e2,x4) & Theme(e3,x6) & Actor(e3,x5) & v_wear(e3) & with(x6,x7) & n_pants(x7) & a_white(s4) & Theme(s4,x7) & n_top(x6) & a_blue(s3) & Theme(s3,x6) & (x4 = x5) & n_person(x4) & Actor(e2,x1) & v_dance(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_dress(x3) & a_pink(s2) & Theme(s2,x3) & a_green(s1) & Theme(s1,x3) & (x1 = x2) & n_woman(x1))
exists p1 x1 x2 x3.(n_grass(x3) & n_woman(x1) & of(x1,x2) & n_dancing(x2) & on(x1,x3))