graph G {
	graph [_draw_="c 9 -#fffffe00 C 7 -#ffffff P 4 0 0 0 3.6 3.6 3.6 3.6 0 ",
		bb="0,0,3.6,3.6",
		xdotversion=1.7
	];
	node [label="\N"];
	a	[_draw_="c 7 -#000000 C 7 -#000000 E 1.8 1.8 1.8 1.8 ",
		height=0.05,
		label="",
		pos="1.8,1.8",
		shape=point,
		width=0.05];
}