Complex sentence: He sailed in his boat far ahead of the main forces with only tens of his closest men with him, and emerged victorious in the first battle by slaying Huang Zu's general Zhang Shuo and capturing all of Zhang's mariners with his much smaller force.
Split into simpler sentences: He sailed in his boat far ahead of the main forces with only tens of his closest men with him. He emerged victorious in the first battle by slaying Huang Zu's general Zhang Shuo and capturing all of Zhang's mariners with his much smaller force.