A soldier is pointing his rifle.
A soldier practicing.
A soldier is pointing a rifle means practicing.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_point(e1) & n_rifle(x2) & of(x2,x1) & n_male(x1) & n_soldier(x1))
exists x1 x2.(a_topic(x1) & n_practicing(x1) & of(x1,x2) & n_soldier(x2))