Four boys play on a merry-go-round at a park.
Everyone is inside playing video games.
They cannot play on a merry-go-round at a park while playing inside on a video game.
exists e1 x1 x2 x3.(at(e1,x3) & n_park(x3) & on(e1,x2) & n_merry-go-round(x2) & Actor(e1,x1) & v_play(e1) & n_boy(x1) & card_eq_4(x1))
all x1.(n_person(x1) -> exists p1 e1 s1 x2 x3.((x1 = x2) & n_game(x2) & of(x2,x3) & n_video(x3) & Actor(e1,x2) & v_play(e1) & a_inside(s1) & Theme(s1,x2)))