Task: Question Generation
Input (English): Instead, Nanjing, as a popular tourist destination, hosts a series of government-organised events throughout the year. The annual International Plum Blossom Festival held in Plum Blossom Hill, the largest plum collection in China, attracts thousands of tourists both domestically and internationally. Other events include Nanjing Baima Peach Blossom and Kite Festival, Jiangxin Zhou Fruit Festival and Linggu Temple Sweet Osmanthus Festival.
Output (English): What area holds the largest collection of plum blossoms in all of China?