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: 'Portuguese is the official language of Brazil , and it is found in every school , newspaper , television broadcast and business transaction .'
answer:
language


question:
Given Relationship: 'join', Sentence: 'Turkey 's effort to join the European Union has already been an up and down affair .'
answer:
join


question:
Given Relationship: 'end', Sentence: 'The Treaty of Guadalupe Hidalgo that ended the Mexican War awarded all lands north of the Rio Grande to the United States .'
answer:

ended