A group of young girls are playing soccer at night.
They are all kicking the ball.
They refers to a group of young girls are playing and kicking the ball
exists e1 s1 x1 x2 x3 x4.(at(e1,x4) & n_night(x4) & Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & n_soccer(x3) & of(x1,x2) & n_girl(x2) & a_young(s1) & Theme(s1,x2) & n_group(x1))
exists e1 s1 x1 x2.(n_ball(x2) & n_thing(x1) & a_all(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_kick(e1))