?.
             avvvvanvvvvvvvvvvvv       .vvc.....?r?        v.
           vvvarcccccccccccccrtvvv  .vvr....??....?avvn    tvrvvvvvvvvvvvvvvr
        vvvnrcccccccccccccccccctvvvv?..................vvc.vvvvvnaaaaaaaaavvvvvv
        vtcccccccccccccccccccrtn.  ...................   vvvaaaaaaaaaaaaaaaaaavvvv
      vvacccccccccccccccccccraa. ....................  nvvnaaaaaaaaaaaaaaaaaaaaavvv
     rvtcccccccccccccccccccrar  ....................  vvvaaaaaaaaaaaaaaaaaaaaaaaanvv
.vt vvtc?c?ccccccccccccccccar .....................  vvvnnannannnnnnnnnnnnnnnnnnnnnvvt   vvvvv .
  r.vrcccc?cccccccc?c?cc?ctt  ....................  avvnannnnnnaaaaaaaaaaaaaaaannnnavvvvvvvvvvvvvv
    vaattaaaaaaaatatataatnv. ..................... avarrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr?vnvvnaanvnvvv
   nvrtttrrrrrrrrrrrrrtrrvr ..................... cvvnnttttttttttttttttttttttttttttttrctv. ...?t..v.
   va.?rrrc?crrtttrc???.?t  .......     ..........v  tvatttttvvvvvvnttttttnvvvvvattttttrvvvvvvvva.c?
  .vavv.?.avvctrrt?tvnavvv  ...... .vvvt  ....... .   tattttnv .v  nttttnvvc   vvnttttrravvvv?vvv ac
  tvtvvv??vvv.trrt?vvvvavvv ......avv..vv  ......    .nattttvc    vntttnv.  .   .vttttrrnvvvt.vv. v
  rv.vvv.tvv.rtrrr.nvv...vv .....    ..vv. ......r  vvvttttnv   vvvatttvt  vvv. tnttttrrvvva?vv. av
  tvccvvvn.rcccr.v.ous n.'a.vez t.oujours r.ien c.ompris ?ccr.vvv.?cvv  cvvv?avav  vvvnnttrrvv. tv
  cvt.vvavv.rrcnat.vvv.ccvv   tr  vv   vv.  ac..c  vvvvn.avv   vaavr.vav  vvv   vn.vatrrvvvrv. cv
   va?rvvvv.ccavvv.vvv?ctvv. cvv. vvvvvvvt  vvv .    vc  rvt  .vtac  vav.      vv  aatrtvvn?r..v.
   vvc??.??ctr??cc??.?.t?r.                    .?.rvvvvvvvnvvvvvtavvvvtnvvvvvvvvvnvvatttnnrvvv v
    vrarrrcrrrttcrrrrtttrar ......... .............vvaaaaatannatttaaaattaannnaataaaatttrrt.?...vn
    nva?trrttrrtctrtrtrcttv. ..................... cvattttttttttttttttttttttttttttttttattntt?nvv
    .vntntattttatattttaaaavn. ..................... vvarrrrrrrrrrrrrrrrrrrrrrrrrrrrtvvvvvvvvvvv
    .vtcccccccccccccccccccraa  ....................  tvvnnnnnnnnnnnnnnnnnnnnnnnnnnavv.crvv
     .va?cccccccccccccccc?cctt. ....................  tvvnaaaaaaaaaaaaaaaaaaaaaaavvv    .
       vncccccccccccccccccccran.  ...................  ?vvnaaaaaaaaaaaaaaaaaaaanvvv
        vvaccccccccccccccccccctvn.  ..................   vvvvnaaaaaaaaaaaaaaavvvv
         .vvarccccccccccccccccccrvvan.................vvv  tvvvvvaaaaaaanvvvvvv
           .vvvtrcccccccccccrrvvvv. .nvva.........nvvv        .vvvvvvvvvvvvc
              vvvvvvnaaanvvvvvv  v       tvvaanvvv
                   rvvvvva.     n.
                               t.