Question: Which city, Nanjing or Ningbo, is the capital city of Jiangsu province of People's Republic of China?
Sentence (from "Nanjing"): It is the capital city of Jiangsu province of People's Republic of China and the second largest city in the east China region, with an area of 6600 km2 and a total population of 10,230,000.
Relevant evidence: Yes