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 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 .'
operated

Given Relationship: 'be president of', Sentence: 'Afghanistan president Hamid Karzai met Prime Minister Manmohan Singh at the Hyderabad House in New Delhi on Monday .'
president

Given Relationship: 'be trademark of', Sentence: 'OSF is a trademark of Open Software Foundation , Inc.'

trademark