Complex sentence: Commanded by a major with a captain as the second in command, a squadron had 158 men, six officers, a squadron sergeant major, a squadron quartermaster sergeant, eight sergeants, two trumpeters, six artificers, and 134 other ranks.
Split into simpler sentences: Commanded by a major with a captain as the second in command. A squadron had 158 men, six officers, a squadron sergeant major, a squadron quartermaster sergeant, eight sergeants, two trumpeters, six artificers, and 134 other ranks.