,,,,,,,,#,                                          ,,,,###,,,
#######,,,                                          ###,,#,,##
######,,#,                                          ##,,,,,,,#
#####,,,,,                                          ,,,#####,,
,###,,####                                          ##,,###,,,
,,#,,,,###                                     ,    ,,,,,#,,##
,,,,##,,##                                        , ####,,,,,,
###,,,,,,#                                    , .,  ###,,#####
##,,####,, 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.)                 #,,######,
##,,,####,                                          ,,,,####,,
,,,#,,##,,                                          ,##,,##,,,
##,,,,,,,,                                          ,,,,,,,,##
#,,#######                                          #######,,#
,,,,######                                          ######,,,,