Two children are bouncing on a trampoline outdoors.
The two kids are ding tricks on the trampoline.
WE DON'T KNOW THAT THE TWO CHILDREN ARE DING TRICKS.
exists e1 x1 x2 x3.(on(e1,x2) & n_outdoors(x2) & of(x2,x3) & n_trampoline(x3) & Actor(e1,x1) & v_bounce(e1) & n_child(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(n_trampoline(x3) & n_kid(x1) & card_eq_2(x1) & on(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_ding(e1) & n_trick(x2))