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the dead body of a british tourist was found tied in a sack with weights , stripped , and thrown into sea .
 body, sack
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: component whole, NA, instrument agency, member collection, cause effect, entity destination, content container, message topic, product producer, entity origin 
Text: {0} 
Answer:
 body, sack