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.

Ex Input:
Given Relationship: 'lead', Sentence: 'Clinton led McCain by 29 points in March , 61 % to 32 % .'

Ex Output:
led


Ex Input:
Given Relationship: 'be run against', Sentence: 'But I bet McCain will make the run against Clinton , or less likely Obama , and he will win .'

Ex Output:
against


Ex Input:
Given Relationship: 'power by', Sentence: 'US Recovery Blog is powered by WordPress and WPDesigner .'

Ex Output:

powered