##@¤%=^~^¨                                          ¨^~^=%¤@##
#¤==^^^^^¨                                          ¨^^^^^==¤#
##@¤%=^~^¨                                          ¨^~^=%¤@##
@%^~¨¨¨¨¨¨                                          ¨¨¨¨¨¨~^%@
@@%^^¨¨¨¨¨                                          ¨¨¨¨¨^^%@@
¤¤¤=~¨¨¨¨¨                                     ¨    ¨¨¨¨¨~=¤¤¤
##@¤%=^~^¨                                        ¨ ¨^~^=%¤@##
##@¤%=^~^¨                                    ¨ ^¨  ¨^~^=%¤@##
¤==^~^^¨¨¨ 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.)                 ¨¨¨¨^^^=%¤
###@%=^~^¨                                          ¨^~^=%@###
@@%^~~^¨¨¨                                          ¨¨¨^~~^%@@
##@¤%=^~^¨                                          ¨^~^=%¤@##
#¤=~^¨¨¨¨¨                                          ¨¨¨¨¨^~=¤#
@@¤==^~^¨¨                                          ¨¨^~^==¤@@