Two boys jumping on a trampoline.
The boys is sleeping  in a bed.
Boys cannot be sleeping in a bed while jumping on a trampoline.
exists e1 x1 x2 x3.(a_topic(x1) & on(e1,x3) & n_trampoline(x3) & Actor(e1,x2) & v_jump(e1) & (x1 = x2) & n_boy(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_boy(x1) & in(e1,x2) & n_bed(x2) & Actor(e1,x1) & v_sleep(e1))