Emperor Taizu of Song
The Crow Terrace Poetry Trial took place in 1079, the 2nd year of the "Yuanfeng" era (Yuán Fēng 元豐; "Primary Abundance") 1078–1085 of the Song dynasty. The disparate states of the Five Dynasties and Ten Kingdoms period had been unified by the first Song ancestor, Zhao Kuangyin (Emperor Taizu of Song); and, the capital city established in Kaifeng.