A dog carries a stick in its mouth.
A dog holding a stick.
Holding a stick and carrying a stick in mouth is the same.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_carry(e1) & in(x2,x3) & n_mouth(x3) & of(x3,x1) & n_thing(x1) & n_stick(x2) & n_dog(x1))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_hold(e1) & n_stick(x3) & (x1 = x2) & n_dog(x1))