A woman is standing by a bike and two children, a boy and a girl, are with her and holding balloons.
A women stands by kids.
A woman stands by kids is a restated and simplified version of the original sentence.
exists e1 e2 p1 x1 x2 x3 x4 x5 x6 x7 x8 x9.(by(e1,x2) & subset_of(x4,x2) & rel(x4,x5) & subset_of(x7,x5) & with(x8,x9) & n_balloon(x9) & Actor(e2,x9) & v_hold(e2) & of(x9,x1) & n_female(x1) & (x7 = x8) & n_girl(x7) & subset_of(x6,x5) & n_boy(x6) & n_child(x4) & card_eq_2(x4) & subset_of(x3,x2) & n_bike(x3) & Actor(e1,x1) & v_stand(e1) & n_woman(x1))
exists x1 x2 x3.(a_topic(x1) & by(x1,x3) & n_kid(x3) & n_stand(x1) & of(x1,x2) & n_woman(x2))