##@@$*~,¨¨                                          ¨¨,~*$@@##
###@@$*~,¨                                          ¨,~*$@@###
##@@$*~,¨¨                                          ¨¨,~*$@@##
#@@$*~,¨¨¨                                          ¨¨¨,~*$@@#
@@$*~,¨¨¨¨                                          ¨¨¨¨,~*$@@
@$*~,¨¨¨¨¨                   body                   ¨¨¨¨¨,~*$@
$*~,¨¨¨¨¨¨ ¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨,,*$$*,,¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨ ¨¨¨¨¨¨,~*$
*~,¨¨¨¨¨¨¨                                          ¨¨¨¨¨¨¨,~*
~,¨¨¨¨¨¨¨¨            a body is a vessel            ¨¨¨¨¨¨¨¨,~
*~,¨¨¨¨¨¨¨            a body is a vessel            ¨¨¨¨¨¨¨,~*
$*~,¨¨¨¨¨¨            a body is a vessel            ¨¨¨¨¨¨,~*$
@$*~,¨¨¨¨¨            a body is a vessel            ¨¨¨¨¨,~*$@
@@$*~,¨¨¨¨            a body is a vessel            ¨¨¨¨,~*$@@
#@@$*~,¨¨¨            a body is a vessel            ¨¨¨,~*$@@#
##@@$*~,¨¨            a body is a vessel            ¨¨,~*$@@##
###@@$*~,¨            a body is a vessel            ¨,~*$@@###
##@@$*~,¨¨            a body is a vessel            ¨¨,~*$@@##
#@@$*~,¨¨¨                                          ¨¨¨,~*$@@#
@@$*~,¨¨¨¨                                          ¨¨¨¨,~*$@@
@$*~,¨¨¨¨¨                                          ¨¨¨¨¨,~*$@
$*~,¨¨¨¨¨¨                                          ¨¨¨¨¨¨,~*$
*~,¨¨¨¨¨¨¨                                          ¨¨¨¨¨¨¨,~*