Question: What is the date of birth of Empress Wang (Jingtai)'s husband?
Sentence (from "Jingtai Emperor"): The second son of the Xuande Emperor, he was selected in 1449 to succeed his elder brother Emperor Yingzong of Ming (then reigned as "Zhengtong Emperor"), when the latter was captured by Mongols following the Tumu Crisis.
Relevant evidence: No