See `tiling' for more!



         ____      ____
        / __ \    / __ \
       / /  \ \  / /  \ \
       \ \__/ /__\_\__/ /
        \__/ /_________/
    ____  / / ____ \ \  ____
   / __ \/ / / __ \ \ \/ __ \
  / /  \ \/ / /  \ \ \ \/  \ \
  \ \__/\ \ \ \__/ / /\ \__/ /
   \____/\ \ \____/ / /\____/
         _\_\______/ /_
        / ________/ /_ \
       / /  \ \  / /  \ \
       \ \__/ /  \ \__/ /
        \____/    \____/Jiri