143242
In the world with its own sun in the center of the Earth , the Rebecca twins had dived into a pool in order to escape an explosion set off by Will and Elliott , and eventually are able to survive by breathing air they find trapped in the roof of some underground workings .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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