A young girl is on a swing with a lawn and trees behind her.
The young girl sat on a swing.
The swing is on the lawn.
exists p1 s1 x1.(exists x2 x3 x4 x5.(on(x1,x2) & subset_of(x5,x2) & behind(x5,x1) & n_tree(x5) & subset_of(x3,x2) & with(x3,x4) & n_lawn(x4) & n_swing(x3)) & n_female(x1) & n_girl(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(n_girl(x1) & a_young(s1) & Theme(s1,x1) & on(e1,x2) & n_swing(x2) & Actor(e1,x1) & v_sit(e1))