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The late nineteenth century also brought the systematic study of color theory, and particularly the study of how complementary colors such as red and green reinforced each other when they were placed next to each other. These studies were avidly followed by artists such as Vincent van Gogh. Describing his painting, The Night Cafe, to his brother Theo in 1888, Van Gogh wrote: "I sought to express with red and green the terrible human passions. The hall is blood red and pale yellow, with a green billiard table in the center, and four lamps of lemon yellow, with rays of orange and green. Everywhere it is a battle and antithesis of the most different reds and greens."
What year did color theory first appear?
A: unanswerable

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St. John's, and the province as a whole, was gravely affected in the 1990s by the collapse of the Northern cod fishery, which had been the driving force of the provincial economy for hundreds of years. After a decade of high unemployment rates and depopulation, the city's proximity to the Hibernia, Terra Nova and White Rose oil fields has led to an economic boom that has spurred population growth and commercial development. As a result, the St. John's area now accounts for about half of the province's economic output.
What industry caused St. John's economy to boom in the 1990's?
A: unanswerable

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The shift in the Cubs' fortunes was characterized June 23 on the "NBC Saturday Game of the Week" contest against the St. Louis Cardinals. it has since been dubbed simply "The Sandberg Game." With the nation watching and Wrigley Field packed, Sandberg emerged as a superstar with not one, but two game-tying home runs against Cardinals closer Bruce Sutter. With his shots in the 9th and 10th innings Wrigley Field erupted and Sandberg set the stage for a comeback win that cemented the Cubs as the team to beat in the East. No one would catch them, except the Padres in the playoffs.
What contest shift the Cubs' Fortunes? 
A: NBC Saturday Game of the Week

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Its services include RIBA Insight, RIBA Appointments, and RIBA Publishing. It publishes the RIBA Product Selector and RIBA Journal. In Newcastle is the NBS, the National Building Specification, which has 130 staff and deals with the building regulations and the Construction Information Service. RIBA Bookshops, which operates online and at 66 Portland Place, is also part of RIBA Enterprises.
Where is the NBS banned?
A:
unanswerable