Complex sentence: A small battery of The Motor Machine Gun Corps in Surrey was used as a cover before the Tank Corps was established in 1916, until both battalions were replaced by the Royal Armoured Corps and the Royal Artillery after the war.
Split into simpler sentences: A small battery of the Motor Machine Gun Corps in Surrey was used as a cover before the Tank Corps was established in 1916. Both battalions were replaced by the Royal Armoured Corps and the Royal Artillery after the war.