Complex sentence: A few hundred SKS's were given to Poland by the Soviet Union around 1954, SKS rifles still in use in ceremonial units of the Polish Army, Air Force, Navy where they replaced AWT rifles.
Split into simpler sentences: A few hundred SKS's were given to Poland by the Soviet Union around 1954. While never adopted for use by combat units, the SKS is still in use in ceremonial units of the Polish Army, Air Force, Navy where they replaced AWT rifles.