Context and question: The political stability and development of hydrocarbon production made Republic of Congo the fourth largest oil producer in the Gulf of Guinea and provided the country with a relative prosperity despite the poor state of its infrastructure and public services and an unequal distribution of oil revenues.
What economic status did oil revenue fail to provide for the Congo?
Answer: unanswerable
Context and question: As the President, Tito had access to extensive (state-owned) property associated with the office, and maintained a lavish lifestyle. In Belgrade he resided in the official residence, the Beli dvor, and maintained a separate private home. The Brijuni islands were the site of the State Summer Residence from 1949 on. The pavilion was designed by Jože Plečnik, and included a zoo. Close to 100 foreign heads of state were to visit Tito at the island residence, along with film stars such as Elizabeth Taylor, Richard Burton, Sophia Loren, Carlo Ponti, and Gina Lollobrigida.
Film stars including Elizabeth Taylor visited what island residence of Tito?
Answer: State Summer Residence
Context and question: The cuisine of Switzerland is multifaceted. While some dishes such as fondue, raclette or rösti are omnipresent through the country, each region developed its own gastronomy according to the differences of climate and languages.  Traditional Swiss cuisine uses ingredients similar to those in other European countries, as well as unique dairy products and cheeses such as Gruyère or Emmental, produced in the valleys of Gruyères and Emmental. The number of fine-dining establishments is high, particularly in western Switzerland.
What part of Switzerland has a particularly high number of fine-dining establishments?
Answer:
western Switzerland