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From 1 June , Gosselin went to the Philippines for upkeep and maintenance work , mostly in the Leyte Gulf area , returning to Okinawa on 17 July to form part of the reduced screen still being maintained .
 Gosselin, Philippines, Okinawa
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Gosselin, Philippines, Okinawa