Complex sentence: The 81st Regiment of Foot (Loyal Lincoln Volunteers) was an infantry regiment of the British Army, raised in 1793 and amalgamated into The Loyal North Lancashire Regiment in 1881.
Split into simpler sentences: The 81st Regiment of Foot (Loyal Lincoln Volunteers) was an infantry regiment of the British Army, raised in 1793. It amalgamated into The Loyal North Lancashire Regiment in 1881.