instruction:
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.
question:
Given Relationship: 'be island in', Sentence: 'Cuba is the bigger island extension of the biggest Antilles .'
answer:
island

question:
Given Relationship: 'be town in', Sentence: 'The bridge would connect the Alaska town of Ketchikan to Gravina Island .'
answer:
town

question:
Given Relationship: 'arrive at', Sentence: 'The Eurostar train arrives at Gare du Nord from London .'
answer:
arrives