Tortoise plastron with divination, Shang dynasty, Bronze Age, Yin Ruins, 127 Xiaotun Ash Pit, Anyang County, Henan Province, Collection of Institute of History and Linguistics, Academia Sinica, R041287.

The oracle bones of the Yin King Wuding period. Bu asked Empress Wuding about giving birth. Guess the sex of good and bad from the date of birth.