Earthworms Defeating Dragon 蚯蚓降龙 (qiū yǐn xiáng lóng)
This is another one of the Big Four. It is also one of the most complex of all time! Like The Gathering of the Seven Stars, it is basically a chariot vs pawn endgame puzzle. It took the Webmaster another few hours just to prepare the board.
As with the other Big Four endgame compositions, a few viewers have been added to aid navigation.