TASK DEFINITION: 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.
PROBLEM: Given Relationship: 'be language of', Sentence: 'Gaelic remained the language of the Kings of Scotland for centuries though after 1100 English was introduced in the Court by the hand of Margaret Queen to Malcolm Canmore and the daughter of the king of the Angles .'

SOLUTION: language

PROBLEM: Given Relationship: 'be gift of', Sentence: 'Grace is not the gift of God to learn about Him , but the power to obey Him .'

SOLUTION: gift

PROBLEM: Given Relationship: 'be president of', Sentence: 'I was on an airplane heading towards Germany when the pilot announced that the next President of the United States of America was going to be Barack Obama .'

SOLUTION:
President