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 island in', Sentence: 'Cuba is the bigger island extension of the biggest Antilles .'

SOLUTION: island

PROBLEM: Given Relationship: 'be governor of', Sentence: 'His candidacy galvanized young and idealistic voters in much the same way that former Vermont governor Howard Dean energized those opposed to the war in Iraq .'

SOLUTION: governor

PROBLEM: Given Relationship: 'be city in', Sentence: 'Shanghai is the only city in China to keep a negative population growth rate - last year it was minus 0.03 % .'

SOLUTION:
city