俑坑

俑坑	yǒng kēng	pit with funerary figures / pit containing terracotta warriors
俑	yǒng	wooden figures buried with the dead
坑	kēng	pit; hollow; depression / (mining) pit; shaft; tunnel / (literary) to bury alive / (coll.) to cheat; to scam; to screw over
坑	kēng	variant of 坑