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The ecosystem covers an area of approximately 1.9 " million hectares extending from Chiapas into northern Guatemala and southern Yucatán Peninsula and into Belize .
 Chiapas, Guatemala, Yucatán Peninsula, Belize
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Chiapas, Guatemala, Yucatán Peninsula, Belize