Question: Which city, Kaiping or Ruzhou, has a greater population?
Sentence (from "Greater Toluca"): The municipality of Toluca, in 2005, had a population of around 750 thousand, whereas the population of the entire metropolitan area was 1.6 million, making it the fifth largest metropolitan area of Mexico after Greater Mexico City, Greater Guadalajara, Greater Monterrey and Greater Puebla.
Relevant evidence: No