Detailed Instructions: From the given sentence, extract the phrase (often noun or verb) that carries the given relationship. The generated phrase should be present in the sentence.
Problem:Given Relationship: 'be region of', Sentence: 'They are : Qinghai Lake in West Chinas Qinghai Province , Kanas Lake in West Chinas Xinjiang Uygur Autonomous Region , Namtso Lake in the Tibet Autonomous Region , Heaven Pool in North Chinas Jilin Province and West Lake in East Chinas Zhejiang Province .'
Solution:
Region