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&&&,&,&,&& ,,,,,,,,,,,,,,,,,,/%%/,,,,,,,,,,,,,,,,,, ,,&,,,&&&&
,,,&&&&&&,                                          ,,&&,,&,,,
,,,&,,,,,&            a body is a vessel            &,&,&,&&,,
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&,,&&&&,,&            a body is a vessel            &,&,,,,&,,
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,&&,,&,&,,            a body is a vessel            ,&,,&&,&&&
&&,&,&&&&,            a body is a vessel            &&&,&,&&,,
&,&&&&,,,&            a body is a vessel            &,,&&&&,&,
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