Pattern of five thin interlaced crescents, resulting in an overall quasi-floral decorative design.  For a related ornamental pattern, see File:Quinquetra-pattern.svg .
Self-made graphic, converted to SVG from a version of the following vector PostScript source code:

%!
306 396 translate 5.4892 setlinewidth 18 rotate
/cresc{-52 0 translate -22.79271 0 130.7585097 215 145 arc
-32.1619076 0 123.2009724 142.5 217.5 arcn closepath}def
0 1 4{pop gsave cresc gsave 1 setgray fill grestore clip
stroke grestore -72 rotate}for showpage
%EOF
AnonMoos