<p> Yeon-Gae (or Yon-Gae) is named after the famous common Yon Gae Somoon through the Goguryeo dynasty. Yu-Sin (or Yoo-Sin) is named after Normal Kim Yu-Sin, a commanding normal throughout the Silla dynasty who performed an vital function in the merger of Goguryeo and Baekje by Silla. He later performed an instrumental role in bringing the teachers of Myungsung Excessive and the politicia