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¨^~*$£@### ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ###@£$*~^¨
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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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