1graph G {
2	graph [_draw_="c 9 -#fffffe00 C 7 -#ffffff P 4 0 0 0 36 54 36 54 0 ",
3		bb="0,0,54,36",
4		xdotversion=1.7
5	];
6	node [label="\N"];
7	a	[_draw_="c 7 -#000000 p 4 54 19.5 54 25.5 30 25.5 30 19.5 c 7 -#000000 p 4 42 10.5 42 16.5 30 16.5 30 10.5 c 7 -#000000 L 2 0 18 30 18 ",
8		height=0.5,
9		label="",
10		pos="27,18",
11		shape=threepoverhang,
12		width=0.75];
13}
14