Two young children playing with sticks at the beach.
The kids are brothers.
the kids are not necessarily brothers.
exists e1 s1 x1 x2 x3 x4.(n_beach(x4) & a_topic(x1) & at(e1,x4) & with(e1,x3) & n_stick(x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_child(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists p1 x1.(n_kid(x1) & exists x2.((x1 = x2) & n_brother(x2)))