Three men sit atop a tank turret.
Three men sit atop an old tank turret.
Not all tank turrets are old.
exists e1 x1 x2 x3.(atop(e1,x2) & n_turret(x2) & of(x2,x3) & n_tank(x3) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & card_eq_3(x1))
exists e1 s1 x1 x2 x3.(atop(e1,x2) & n_turret(x2) & of(x2,x3) & n_tank(x3) & a_old(s1) & Theme(s1,x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & card_eq_3(x1))