From the given sentence, extract the phrase (often noun or verb) that carries the given relationship. The generated phrase should be present in the sentence.

[EX Q]: Given Relationship: 'be register in', Sentence: 'Retailer is ASDA Stores Limited , Asda House , Great Wilson Street , Leeds , LS11 5AD , Registered in England No 464777 .'
[EX A]: Registered

[EX Q]: Given Relationship: 'file to', Sentence: 'July 9th , 2002 - Coming this fall , Nintendo 's Game Boy To Play MP3 and WMA files using a $ 99 add-on component .'
[EX A]: files

[EX Q]: Given Relationship: 'revert to', Sentence: 'Ever since Hong Kong reverted to China 's sovereignty in 1997 , the CCP has been hoping to use it as a showcase to convince the Taiwanese people to accept the "one country , two systems " model .'
[EX A]:
reverted