Man looking down the scope of a rifle preparing to shoot.
A man with a gun over his shoulder.
The man can't be looking down the scope of his gun and have it over his shoulder at the same time.
exists e2 e1 p1 x1 x2 x3 x4.(n_scope(x2) & down(e1,x2) & of(x2,x3) & Topic(e2,p1) & Actor(e2,x4) & v_prepare(e2) & exists e3.(Actor(e3,x4) & v_shoot(e3)) & (x3 = x4) & n_rifle(x3) & Actor(e1,x1) & v_look(e1) & n_man(x1))
exists x1 x2 x3.(a_topic(x1) & with(x1,x2) & over(x2,x3) & n_shoulder(x3) & of(x3,x1) & n_male(x1) & n_gun(x2) & n_man(x1))