In 580 , after Emperor Xuan 's death , Yang Jian seized power as regent over Emperor Xuan 's son Emperor Jing ( by Emperor Xuan 's concubine Zhu Manyue .
Head entity: emperor jing Q1149124 20 21
Tail entity: zhu manyue Q855758 28 29
Relation (head \u2192 tail): P25
Inverse relation (tail \u2192 head): P40