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¨¨¨¨:«††*@ the seagull is a metaphysics trick; a @*††«:¨¨¨¨
¨¨¨:«††*@@ world-builder's shortcut, to define a @@*††«:¨¨¨
¨¨:«††*@@# section of reality and imply its size: #@@*††«:¨¨
¨:«††*@@## place a flock of birds at the edge and ##@@*††«:¨
¨¨:«††*@@# make their calls tesselate over the #@@*††«:¨¨
¨¨¨:«††*@@ entire volume @@*††«:¨¨¨
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¨¨¨¨¨:«††* a seagull can be defined by as little *††«:¨¨¨¨¨
¨¨¨¨¨¨:«†† as five vertices; six triangles. (i ††«:¨¨¨¨¨¨
¨¨¨¨¨¨¨:«† would recommend handling in swarms of †«:¨¨¨¨¨¨¨
¨¨¨¨¨¨:«†† at least a dozen birds.) ††«:¨¨¨¨¨¨
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