Answer:
the Russian provisional government
~Hello there! ^_^
Your question: What was the formal name of the 8th century Tang Dynasty poet Pei Yaoqing..?
Your answer: The formal name of the 8th century Tang Dynasty poet Pei Yaoqing was Marquess Wenxian of Zhaocheng.
Hope this helps~
Q: What is the name of the man who had more than 400 patents and best represented the age of inventions?
A: Thomas Edison