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.
--------
Question: Given Relationship: 'be province of', Sentence: 'But Islamabad says the French-made Atlantique plane was unarmed and on a routine training flight in the Sir Creek area in Sindh province , southern Pakistan .'

Answer: province


Question: Given Relationship: 'be descendant of', Sentence: 'Both Jews and Gentiles can become spiritual descendants of Abraham by believing on Jesus .'

Answer: descendants


Question: Given Relationship: 'file to', Sentence: 'Audio in MP3 files is divided into frames , each of which has its own bitrate , so it is possible to change the bit rate dynamically as the file is encoded .'

Answer:
file