Task: Question Generation
Input (English): Rio de Janeiro -- Rio de Janeiro (/ˈriːoʊ di ʒəˈnɛəroʊ, -deɪ ʒə-, -də dʒə-/; Portuguese pronunciation: (ˈʁi.ud(ʒi) ʒɐˈnejɾu); River of January), or simply Rio, is the second-most populous municipality in Brazil and the sixth-most populous in the Americas. The metropolis is anchor to the Rio de Janeiro metropolitan area, the second-most populous metropolitan area in Brazil and sixth-most populous in the Americas. Rio de Janeiro the capital of the state of Rio de Janeiro, Brazil's third-most populous state. Part of the city has been designated as a World Heritage Site, named ``Rio de Janeiro: Carioca Landscapes between the Mountain and the Sea'', by UNESCO on 1 July 2012 as a Cultural Landscape.
Output (English): the capital of brazil is rio de janeiro