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