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 language of', Sentence: 'English is the official language of Ghana and Gambia .'
answer:
language

question:
Given Relationship: 'become', Sentence: 'But how did the Apostle Paul become a Christian and an Apostle ?'
answer:
become

question:
Given Relationship: 'be volcano in', Sentence: 'The astronomers performed a deep survey of two blank regions of sky using a revolutionary new instrument on the 15-meter diameter James Clerk Maxwell Telescope atop the dormant volcano Mauna Kea on the Big Island of Hawaii .'
answer:
volcano