@,@,@@,@@@                                          ,@@@,,@,@,
@@@@,@@,,,                                          @,,@,@@@@@
,,,@@,@,,@                                          @,@@@,,,,,
,,@,@@@,@@                                          @@,,@,,,,,
,@@@,,@@,@                                          ,@,@@,,,,,
@,,@,@,@@@                                     ,    @@@,@,,,,,
@,@@@@@,,@                                        , ,,@@@,,,,@
@@,,,,@,@@                                    , ,,  ,@,,@,,,@,
,@,,,@@@,@ 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.)                 @,,@@,,@,,
,@,,,,,@,,                                          @,@,@,@@,,
@@,,,,@@,,                                          @@@@@@,@,,
,@,,,@,@,@                                          ,,,,,@@@,@
@@,,@@@@@,                                          ,,,,@,,@@@
,@,@,,,,@@                                          ,,,@@,@,,,