Man with storm trooper headgear on shops for candy.
The man has nothing on his head.
The man must either have headgear on his head or not.
exists x1 x2 x3 x4 x5 x6.(a_topic(x1) & with(x1,x2) & on(x2,x5) & for(x5,x6) & n_candy(x6) & n_shop(x5) & n_headgear(x2) & of(x2,x4) & n_trooper(x4) & of(x2,x3) & n_storm(x3) & n_man(x1))
exists x1 x3.(n_head(x3) & of(x3,x1) & n_male(x1) & n_man(x1) & -exists e1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & on(x2,x3) & n_thing(x2)))