....^»*%§@                                          @§%*»^....
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..^»*%§@@#                                          #@@§%*»^..
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..^»*%§@@#                                          #@@§%*»^..
...^»*%§@@                   body                   @@§%*»^...
....^»*%§@ ................^^*%%*^^................ @§%*»^....
.....^»*%§                                          §%*»^.....
......^»*%            a body is a vessel            %*»^......
.......^»*            a body is a vessel            *»^.......
........^»            a body is a vessel            »^........
.........^            a body is a vessel            ^.........
..........            a body is a vessel            ..........
..........            a body is a vessel            ..........
..........            a body is a vessel            ..........
.........^            a body is a vessel            ^.........
........^»            a body is a vessel            »^........
.......^»*                                          *»^.......
......^»*%                                          %*»^......
.....^»*%§                                          §%*»^.....
....^»*%§@                                          @§%*»^....
...^»*%§@@                                          @@§%*»^...