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In styles that owe as much to videogame pixel art and popculture as to traditional mosaic, street art has seen a novel reinvention and expansion of mosaic artwork. The most prominent artist working with mosaics in street art is the French Invader. He has done almost all his work in two very distinct mosaic styles, the first of which are small "traditional" tile mosaics of 8 bit video game character, installed in cities across the globe, and the second of which are a style he refers to as "Rubikcubism", which uses a kind of dual layer mosaic via grids of scrambled Rubik's Cubes. Although he is the most prominent, other street and urban artists do work in Mosaic styles as well.
What has recently seen an expansion of mosaic artwork?
A: street art

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There are many established music festivals in Alaska, including the Alaska Folk Festival, the Fairbanks Summer Arts Festival, the Anchorage Folk Festival, the Athabascan Old-Time Fiddling Festival, the Sitka Jazz Festival, and the Sitka Summer Music Festival. The most prominent orchestra in Alaska is the Anchorage Symphony Orchestra, though the Fairbanks Symphony Orchestra and Juneau Symphony are also notable. The Anchorage Opera is currently the state's only professional opera company, though there are several volunteer and semi-professional organizations in the state as well.
Which company isn't Alaska's only professional opera?
A: unanswerable

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Despite lowering rates in surrounding countries, cholera rates were reported in November 2012 to be on the rise, with 1,500 cases reported and nine deaths. A 2008 cholera epidemic in Guinea-Bissau affected 14,222 people and killed 225.
What type of disease was reported to be on the rise in Guinea-Bissau?
A: cholera

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Black people is a term used in certain countries, often in socially based systems of racial classification or of ethnicity, to describe persons who are perceived to be dark-skinned compared to other given populations. As such, the meaning of the expression varies widely both between and within societies, and depends significantly on context. For many other individuals, communities and countries, "black" is also perceived as a derogatory, outdated, reductive or otherwise unrepresentative label, and as a result is neither used nor defined.
Do some cultures not use the term "Black people"?
A:
, "black" is also perceived as a derogatory, outdated, reductive or otherwise unrepresentative label,