Complex sentence: The 2nd Kentucky Cavalry was organized at Camp Joe Holt and Muldraugh's Hill, Kentucky and mustered in for a three year enlistment on September 9,1861 under the command of Colonel Buckner Board.
Split into simpler sentences: The 2nd Kentucky Cavalry was organized at Camp Joe Holt and Muldraugh's Hill, Kentucky and mustered in for a three year enlistment on September 9,1861. It was mustered in under the command of Colonel Buckner Board.