Input (grade 13): The East China Sea is bounded on the east by the KyÅ "shÅ" and Ryukyu Islands of Japan, on the south by the island of Taiwan, and on the west by mainland China and the Asian continent.
Output (grade 10): The East China Sea is bounded on the East by the KyÅ "shÅ" and RyÅ "kyÅ" islands, on the South by Taiwan, and on the West by mainland China.