two young girls sitting on a sidewalk coloring on it with chalk
Two young girls drawing a hopscotch game with chalk.
two young girls sitting on a sidewalk coloring on it with chalk  does not mean that they drawing a hopscotch game with chalk
exists e2 e1 s1 x1 x2 x3 x4.(a_topic(x1) & for(e1,e2) & on(e2,x1) & n_thing(x1) & Actor(e2,x2) & v_color(e2) & with(e1,x4) & n_chalk(x4) & on(e1,x3) & n_sidewalk(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_girl(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_draw(e1) & with(x3,x5) & n_chalk(x5) & n_game(x3) & of(x3,x4) & n_hopscotch(x4) & (x1 = x2) & n_girl(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))