A man and two boys are bouncing on a trampoline.
the kids are bouncing
Kids indicates more than one kid, or two boys.
exists e1 x1 x2 x3.(on(e1,x3) & n_trampoline(x3) & Actor(e1,x1) & v_bounce(e1) & n_boy(x1) & card_eq_2(x1) & of(x1,x2) & n_man(x2))
exists e1 x1.(n_kid(x1) & Actor(e1,x1) & v_bounce(e1))