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Among them , the Xiluodu Dam is the third largest power stations in the world , and the Baihetan Dam , planned to be commissioned in 2021 , will be the second largest after the Three Gorges Dam .
 Xiluodu Dam, Baihetan Dam, Three Gorges Dam
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Xiluodu Dam, Baihetan Dam, Three Gorges Dam