Two children are sitting shirtless on a trampoline.
The children are running around the trampoline.
They can't be both sitting and running around.
exists e1 p1 x1 x2.(on(e1,x2) & n_trampoline(x2) & exists s1.(Theme(s1,x1) & a_shirtless(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_sit(e1) & n_child(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_trampoline(x2) & n_child(x1) & around(e1,x2) & Actor(e1,x1) & v_run(e1))