A woman wearing a blue dress is drawing a picture of a boy and a girl on the sidewalk with sidewalk chalk.
The sidewalk chalk will stay on the sidewalk forever.
Sidewalk chalk is easily cleaned so it will not stay on the sidewalk forever.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6 x7 x8 x9.(with(e2,x9) & n_chalk(x9) & of(x9,x8) & n_sidewalk(x8) & n_sidewalk(x8) & Theme(e2,x4) & Actor(e2,x1) & v_draw(e2) & of(x4,x5) & subset_of(x7,x5) & on(x7,x8) & n_girl(x7) & subset_of(x6,x5) & n_boy(x6) & n_picture(x4) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_dress(x3) & a_blue(s1) & Theme(s1,x3) & (x1 = x2) & n_woman(x1))
exists e1 s1 x1 x2.(n_sidewalk(x2) & n_sidewalk(x2) & n_chalk(x1) & of(x1,x2) & a_forever(s1) & Manner(e1,s1) & on(e1,x2) & Actor(e1,x1) & v_stay(e1))