Two girls play outside with chalk.
Two girls are playing with chalk.
Play and playing describe the same activity.
exists e1 x1 x2.(with(e1,x2) & n_chalk(x2) & r_outside(e1) & Actor(e1,x1) & v_play(e1) & n_girl(x1) & card_eq_2(x1))
exists e1 x1 x2.(with(e1,x2) & n_chalk(x2) & Actor(e1,x1) & v_play(e1) & n_girl(x1) & card_eq_2(x1))