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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            ,,§§,,§,,§
§§,§§§,§,,                                          §,§,§,§§,§
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