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: '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 .'
Example Output: language

Example Input: Given Relationship: 'be son of', Sentence: 'Mary Tyler married James Baldwin , son of John Baldwin and Hester Larkin , 20 January 1714/15 St Barnebas Church , Queen Anne Parish , Prince George 's Co , MD.'
Example Output: son

Example Input: Given Relationship: 'be capital of', Sentence: 'Albany is the capital of New York and the centre of Albany Province .'
Example Output:
capital