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.
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Question: Given Relationship: 'return to', Sentence: 'Then John rode off into the northern January cold of 1777 to return to Philadelphia .'

Answer: return


Question: Given Relationship: 'convert to', Sentence: 'Emperor Constantine converted to Christianity and made it the official religion of the empire .'

Answer: converted


Question: Given Relationship: 'be introduce in', Sentence: 'This House is aware about the Bill introduced by the Ministry of DOPT regarding reservation Act .'

Answer:
introduced