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.

[Q]: Given Relationship: 'begin at', Sentence: 'Early 1861 : Some speculate that the Civil War could have begun in Florida instead of Fort Sumter , South Carolina .'
[A]: begun


[Q]: Given Relationship: 'be operate in', Sentence: 'The Web Site is operated by API from its offices within the United States , more specifically Alabama , and all information provided by you and gathered by API is processed in the United States .'
[A]: operated


[Q]: Given Relationship: 'serve as', Sentence: 'From 1992 to 2004 , she served in several executive positions at Blue Cross Blue Shield of Michigan , including senior vice president of health care products and provider services .'
[A]:
services