Complex sentence: Chae-hwa is taken to Gaya by a servant, Goo-chun, and gives birth to Yung's daughter, Seol-nan; she then marries her savior and, some years later, gives birth to Seol-hee.
Split into simpler sentences: Chae-hwa is taken to Gaya by a servant, Goo-chun, and there she gives birth to Yung's daughter, Seol-nan. She subsequently marries the man who had saved her and, some years later, gives birth to a second child, Seol-hee.