Children are playing soccer in this image.
Kids are kicking a soccer ball
Children is a synonym for kids.
exists e1 x1 x2 x3.(n_image(x3) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_soccer(x2) & n_child(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_kick(e1) & n_ball(x2) & of(x2,x3) & n_soccer(x3) & n_kid(x1))