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 Q]: Given Relationship: 'star as', Sentence: 'Another star who stumbled at the 2007 box office was Nicole Kidman , who starred in " Invasion of the Body Snatchers " remake " Invasion , " New Line 's disappointing " The Golden Compass " and Noah Baumbach 's limited arthouse release " Margot at the Wedding . "'
[EX A]: star

[EX Q]: Given Relationship: 'be leader of', Sentence: 'The leader of the U.S. House of Representatives , Speaker Nancy Pelosi , toured Jerusalem holy sites Saturday alongside a congressional delegation that included Democratic Rep. Keith Ellison , the first Muslim elected to Congress .'
[EX A]: leader

[EX Q]: Given Relationship: 'be introduce in', Sentence: 'The Crown Lands Legislation Amendment Bill 2004 was introduced to the Lower House as a cognate Budget Bill .'
[EX A]:
introduced