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: 'begin on', Sentence: 'Last Wednesday marked the beginning of Lent , the 40-day period preceding Easter when Catholics and other Christians would abstain from meat and dairy products in memory of Jesus40 days of fast and prayer before dying on the cross .'

Answer: beginning


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: 'buy', Sentence: 'In general , this buy cheap online viagra should defuse handpicked from crunch and moisture .'

Answer:
buy