But Blue Gene would have a higher purpose than playing games, albeit intellectually challenging games.

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The job is also relatively low stress but at the same time, intellectually challenging.

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Navigating the current media transition is intellectually challenging stuff, one that requires that delicate balance of innovation and execution.

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The least commercial and most intellectually challenging pieces in the show are not in the main gallery but in two vitrines at its entrance.

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It is not in the slightest bit intellectually challenging to criticize Vladimir Putin, and it is certainly not something that requires stretching the truth .

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This is the creative and intellectually challenging, cutting-edge stuff.

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Wells Mason's chairs, benches, and tables are simultaneously playful and--with their stark joining of organic and man-made materials (such as the Baltic birch, stainless steel, and fiberboard embedded in a telephone pole in the Shelf Life chair, bottom)--aesthetically and intellectually challenging.

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Put in charge of the programme for the Social Sciences, Human Sciences and Culture, his brief was one of the most challenging, intellectually and politically.

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