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.

Example Input: Given Relationship: 'land on', Sentence: 'Huygens - landed on Titan , Saturn 's largest moon , in January 2005 .'
Example Output: landed

Example Input: Given Relationship: 'be focus of', Sentence: 'The Glaucoma Research Center at Wills Eye Institute focuses and coordinates these efforts to discover and disseminate sight-saving knowledge around the world .'
Example Output: focuses

Example Input: Given Relationship: 'be president of', Sentence: 'In Germany , Democrats Abroad members saw Barack Obama elected President of the United States .'
Example Output:
President