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.
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Question: Given Relationship: 'be region in', Sentence: 'The government of Chad has withdrawn from the African Union-brokered peace talks on Sudan 's troubled Darfur region .'

Answer: region


Question: Given Relationship: 'be city in', Sentence: 'Cost : customised by the event agencies that supervise City Tracks : EventMosaic in Ghent , Bruges and Ostend and Kelly Events in Antwerp and other Belgium cities .'

Answer: cities


Question: Given Relationship: 'be language of', Sentence: 'Dutch is the native language of Aruba though English and Spanish are also spoken along with Papiamentu , the local language , which is predominantly heard throughout the island .'

Answer:
language