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