Consort Yao
Consort Yao ( 姚夫人 , personal name unknown ) ( died 420 ) , who was initially Princess Xiping ( 西平公主 ) of the Chinese/Qiang state Later Qin , posthumously honored Empress Zhaoai ( 昭哀皇后 , literally "the accomplished and lamentable empress" ) , was the wife of Emperor Mingyuan of the Chinese/Xianbei state Northern Wei ( Tuoba Si ) . 
<triplet> Consort Yao <subj> Emperor Mingyuan <obj> spouse <triplet> Emperor Mingyuan <subj> Consort Yao <obj> spouse