Three of these settings correspond to the primary colours red, green and blue, from which all other colours can be constructed.

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Other studies have shown that environments with red as one of the primary colors are conducive to good performance on short-term memory tasks.

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When Mr. Santorum began his run for president, Mr. Friess agreed to be a primary financier of the Red, White and Blue Fund.

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One of the most successful regional sports networks (RSN), NESN, whose primary stakeholder is the same entity which owns the Boston Red Sox, is going national.

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Red Mountain is a case in point: When it opened in 1998, its primary guests were weight-loss-focused.

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And maybe in this viral age of communication and red-hot activism, someone who has never held political office can turn out primary voters with a quixotic message and a real grassroots ground operation.

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Normally known as The Blue Hell for the home colors of its primary tenant Sporting KC of Major League Soccer, on this night it should have been called The Red, White, and Blue Inferno as nationalistic pride in American soccer was on full display.

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