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.,~*%£££## gull call.                    .      . , ##£££%*~,.
.,~*%£££## ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ##£££%*~,.
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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                            #££%*,....
.,,~*%££££                                          ££££%*~,,.
.,~*%£££££ 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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