.,-;%$#@##                                          ##@#$%;-,.
.,-;%$#@@#                                          #@@#$%;-,.
.,-;%$$#@@                                          @@#$$%;-,.
.,-;%$#@##                                          ##@#$%;-,.
.....-%#@@                                          @@#%-.....
....--;;$#                                     .    #$;;--....
.,-;%$#@##                                        . ##@#$%;-,.
..,,,;;$$@                                    . ,.  @$$;;,,,..
.,;%$#@### gull call.                    .      . , ###@#$%;,.
...,;;$$@# ---------------------------------------- #@$$;;,...
.,-;%$#@##                                          ##@#$%;-,.
....-;;$## the seagull is a  metaphysics  trick;  a ##$;;-....
.,-;%%$$@@ world-builder's shortcut,  to  define  a @@$$%%;-,.
.,-;%$$#@# section of reality and imply  its  size: #@#$$%;-,.
.,,---%#@# 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.)                 ##%-,.....
.,-;%$####                                          ####$%;-,.
.,-;%$####                                          ####$%;-,.
.,-;%$#@##                                          ##@#$%;-,.
.,,-;;;$##                                          ##$;;;-,,.
.,-;%$#@##                                          ##@#$%;-,.