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 region of', Sentence: 'Umbria is the hilly region of central Italy to the east of its more publicized neighbor Tuscany .'
region

Given Relationship: 'be acquire by', Sentence: 'Google acquired Feedburner in June 2007 .'
acquired

Given Relationship: 'present at', Sentence: 'Paper presented at the 96th Annual Meeting of the American Anthropological Association , Washington , D.C.'

presented