You will be given a definition of a task first, then some input of the task.
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.

Given Relationship: 'be drummer of', Sentence: 'METALLICA drummer Lars Ulrich called in to KROQ 's " The Kevin and Bean=20 Show " yesterday to officially announce the band 's=20 participation in the station 's annual Weenie Roast on May 17 at Verizon=20 Wireless Amphitheatre in in Irvine , California .'
Output:
drummer