Two children climb a very large metal play structure.
The children are playing on the plastic jungle gym.
Children are either playing or climbing on a structure.
exists e1 e2 s1 x1 x2 x3.(Theme(e2,x3) & Actor(e2,x2) & v_play(e2) & n_structure(x3) & n_metal(x2) & a_large(s1) & Theme(s1,x2) & r_very(x2) & Actor(e1,x1) & v_climb(e1) & n_child(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(n_gym(x2) & of(x2,x4) & n_jungle(x4) & of(x2,x3) & n_plastic(x3) & n_child(x1) & on(e1,x2) & Actor(e1,x1) & v_play(e1))