&&.&...&&.                                          &.&..&...&
..&&&..&.&                                          &&&&.&&..&
&.&..&.&&&                                          &...&&.&.&
.&&&.&&&..                                          .&..&.&&&&
&&..&&..&.                                          &&&.&&&...
&.&.&.&.&&                   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            &..&.&..&&
&&&...&.&.                                          .&.&&&&.&.
&..&..&&&&                                          .&&&...&&&
.&.&&.&...                                          &&..&..&..
.&&&.&&&..                                          ..&.&&.&&.
.&..&&..&.                                          ..&&&.&&.&