#@$*;;««,,                                          ,,««;;*$@#
##@@$*;«,,                                          ,,«;*$@@##
#@$;«,,,,,                                          ,,,,,«;$@#
@@@@$*;«,,                                          ,,«;*$@@@@
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@@*;;«,,,,                                     ,    ,,,,«;;*@@
#@@$$*;«,,                                        , ,,«;*$$@@#
#@$$$*;«,,                                    , ,,  ,,«;*$$$@#
##@@$*;«,, gull call.                    ,      , , ,,«;*$@@##
@$;,,,,,,, «««««««««««««««««««««««««««««««««««««««« ,,,,,,,;$@
@**;;«,,,,                                          ,,,,«;;**@
@**«,,,,,, 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 ,,,,,;**@@
##@@$*;«,, as  five  vertices;  six  triangles.  (i ,,«;*$@@##
##@@$*;«,, would  recommend handling in  swarms  of ,,«;*$@@##
##@@$*;«,, at least a dozen birds.)                 ,,«;*$@@##
@$*;«««,,,                                          ,,,«««;*$@
@*«,,,,,,,                                          ,,,,,,,«*@
@$$***;«,,                                          ,,«;***$$@
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##@@$*;«,,                                          ,,«;*$@@##