The line of demarcation they so carefully drew between federal and state power has been breached.

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"As an educator, there is a line of demarcation between you and your student, " Keith said.

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Sky and water become the focal elements, always expanding, while the buildings become simply a line of demarcation between them.

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But that year marked a stark line of demarcation in the sport's evolution, as Gola and the Explorers lost to the University of San Francisco and its star, Bill Russell.

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In order to better connect with both employees and customers, corporations of all sizes will increasingly seek to identify themselves with a single, popular cause, blurring the line of demarcation between social enterprises and traditional businesses.

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That line of demarcation: Desire.

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This is part of a wider debate on the blurring demarcation line between public and private responsibilities and how far a legal right for citizens to get access to information can intrude into the private sector.

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His father, arrested by the Nazis during the war as an opponent of Hitler, somehow secretly heard on the BBC where the final demarcation between Soviet and Western forces would be - the line of what would become the Iron Curtain.

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