Who is Zhao Shicheng in history? Is it Tang Wan's or Li Qingzhao's husband?

Imperial clan of Southern Song Dynasty, Tang Wan's husband.

Zhao Shicheng: Imperial clan of Southern Song Dynasty, Tang Wan's second husband. Song Taizong's great-great-grandson Zhao Zhongxun's son, princess royal's nephew, and Song Renzong Lu Qin's tenth daughter. He was a contemporary of Lu You and Liang Kejia, and was from Yinshan, Yuezhou (now Shaoxing, Zhejiang). Nowadays, Wang Anshi, the Duke Jing of the Northern Song Dynasty, is often compared with him as two iconic figures in the Song Dynasty. The poem says, "Zhao Shicheng mourns forever!" , spread to this day, causing future generations to be curious and highly praised.

Li Qingzhao's husband is Zhao Mingcheng. Zhao Mingcheng (1081-129), whose real name is Telford (or Telford), was born at the fork of Longdu Street in Zhucheng, Shandong Province, and was the third son of Tingzhi Zhao, the prime minister of Song Huizong during the Chongning period.