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But in 1987 and 1988 , four individuals were found in the central part of the country , close to Chitwan National Park and in the Pokhara Valley .
 Chitwan National Park, Pokhara Valley
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Chitwan National Park, Pokhara Valley