Zhenguan may refer to: Zhenguan (斟灌), an ancient Chinese state during the Xia dynasty before 2010 BC, located in approximately modern Shouguang, Shandong
==Historical eras== Zhenguan (貞觀, 627–649), era name used by Emperor Taizong of Tang Zhenguan (貞觀, 1101–1113), era name used by Emperor Chongzong of Western Xia
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).