Helian Bobo
He built an impressive capital for his state at Tongwancheng ( 統萬城 , in modern Yulin , Shaanxi ) that remained difficult to besiege , even hundreds of years later during the Five Dynasties and Ten Kingdoms period . 
<triplet> Tongwancheng <subj> Yulin <obj> located in the administrative territorial entity <triplet> Yulin <subj> Shaanxi <obj> located in the administrative territorial entity <triplet> Shaanxi <subj> Yulin <obj> contains administrative territorial entity