&,,&,&,,&,                                          ,&&,,&&&,&
&,&&,&,&&,                                          ,,&,&,&&,,
&,,&,&,,&,                                          ,&&,&,,&,&
&,&&,&,&&,                                          ,,&,&,&&,,
&,,&,&,,&,                                          ,&&,&,,&,&
&,&&,&,&&,                                     ,    ,,&,&,&&,,
&,,&,&,,&,                                        , ,&&,&,,&,&
&,&&,&,&&,                                    , .,  ,,&,&,&&,,
&,,&,&,,&, gull call.                    ,      , . ,&&,&,,&,&
&,&&,&,&&, «««««««««««««««««««««««««««««««««««««««« ,,&,&,&&,,
&,,&,&,,&,                                          ,&&,&,,&,&
&,&&,&,&&, 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.)                 ,,&,&,&&,,
&,,&,&,,&,                                          ,&&,&,,&,&
&,&&,&,&&,                                          ,,&,&,&&,,
&,,&,&,,&,                                          ,&&,&,,&,&
&,&&,&,&&,                                          ,,&,&,&&,,
&,,&,&,,&,                                          ,&&,&,,&,&