Input (grade 11): After the official palace was moved to the rebuilt Changdeokgung in 1618, it was used as an auxiliary palace for 270 years and was renamed Seogung (West Palace).
Output (grade 7): The palace became a secondary royal residence after the king moved to Changdeok Palace. Queen Dowager Inmok was confined to the palace, and it was renamed West Palace (Seogung; ì ê).