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.

Example Input: Given Relationship: 'write', Sentence: 'He reminds us that Luke wrote Acts years after Paul had written his letters , so Acts should be treated ith great caution while learning about Paul !'
Example Output: written

Example Input: Given Relationship: 'open in', Sentence: 'Registration will open in late May for the ensuing Fall Flag Football season .'
Example Output: open

Example Input: Given Relationship: 'file to', Sentence: 'Also it play MP3 , WMA and OggVorbis audio files .'
Example Output:
files