Two young boys playing on the rocks.
The boys are playing video games in their room.
They can either be on the rocks or in their room.
exists e1 s1 x1 x2 x3.(n_rock(x3) & a_topic(x1) & on(e1,x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(n_room(x4) & of(x4,x1) & n_thing(x1) & n_boy(x1) & in(e1,x4) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_game(x2) & of(x2,x3) & n_video(x3))