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.

Input: Consider Input: Given Relationship: 'crack', Sentence: 'Great Cracks - SpamCatcher Universal Desktop Client v2.0a serial number crack download from NEW GENERATION CRACK SERVER .'

Output: crack


Input: Consider Input: Given Relationship: 'be language of', Sentence: 'Gaelic remained the language of the Kings of Scotland for centuries though after 1100 English was introduced in the Court by the hand of Margaret Queen to Malcolm Canmore and the daughter of the king of the Angles .'

Output: language


Input: Consider Input: Given Relationship: 'be buy by', Sentence: 'Sequoia had made a good amount of money when Google agreed to buy YouTube for $ 1.65B.'


Output: buy