The use of these objects involved cycles of preface, charge, and postface according to a 1978 book about them by David Keightley. Dǒng Zuòbīn used these objects as the basis of a five-period classification scheme starting with the reign of Wǔ Dīng. These objects were often marked by gānzhī (“gahn-jurr”) symbols representing a 60-year cycle. The birth of Fù Hǎo’s child was recorded on these objects (10[1])excavated (10[1])from burial (10[1])mounds (10[1])at Yīnxū (10[2])(“een-shoo”). These objects, which were likely first used by the Èrlǐgǎng culture, (-5[1])often invoked the (10[1])“Ri” and “Exalted Jiǎ” entities. (10[1])The branching Y-shaped character bǔ is pictorially used to represent cracks formed by heating these objects, which were often made from ox scapulae or turtle plastrons. For 10 points, name these objects used by diviners during the Shāng Dynasty. ■END■ (10[1])