[Q]: Extract the answer to the question from the following context. Question: What can be said about Analog tape recorders today? Context: Analog tape recorders with bandwidth capable of recording analog HD signals, such as W-VHS recorders, are no longer produced for the consumer market and are both expensive and scarce in the secondary market.
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[A]: both expensive and scarce

[Q]: Extract the answer to the question from the following context. Question: Before YouTube introduced online film rentals, who did they make an agreement with, 4 years prior? Context: YouTube entered into a marketing and advertising partnership with NBC in June 2006. In November 2008, YouTube reached an agreement with MGM, Lions Gate Entertainment, and CBS, allowing the companies to post full-length films and television episodes on the site, accompanied by advertisements in a section for US viewers called "Shows". The move was intended to create competition with websites such as Hulu, which features material from NBC, Fox, and Disney. In November 2009, YouTube launched a version of "Shows" available to UK viewers, offering around 4,000 full-length shows from more than 60 partners. In January 2010, YouTube introduced an online film rentals service, which is available only to users in the US, Canada and the UK as of 2010. The service offers over 6,000 films.
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[A]: NBC

[Q]: Extract the answer to the question from the following context. Question: What animal is unlikely today to be a pet in a modern household? Context: Anthropologists believe the most significant benefit would have been the use of dogs' robust sense of smell to assist with the hunt. The relationship between the presence of a dog and success in the hunt is often mentioned as a primary reason for the domestication of the wolf, and a 2004 study of hunter groups with and without a dog gives quantitative support to the hypothesis that the benefits of cooperative hunting was an important factor in wolf domestication.
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[A]: wolf

[Q]: Extract the answer to the question from the following context. Question: What investment has been made to the inner city areas? Context: Since the mid-1990s, Melbourne has maintained significant population and employment growth. There has been substantial international investment in the city's industries and property market. Major inner-city urban renewal has occurred in areas such as Southbank, Port Melbourne, Melbourne Docklands and more recently, South Wharf. According to the Australian Bureau of Statistics, Melbourne sustained the highest population increase and economic growth rate of any Australian capital city in the three years ended June 2004. These factors have led to population growth and further suburban expansion through the 2000s.
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[A]:
the city's industries and property market