Yodo - dono 's youngest sister , Oeyo , also known as Ogō , was the principal wife of Shogun Tokugawa Hidetada and the mother of his successor Tokugawa Iemitsu .
Head entity: tokugawa iemitsu Q314481 28 29
Tail entity: ogō Q1325288 12
Relation (head \u2192 tail): P25
Inverse relation (tail \u2192 head): P40