0	&	4.86688	&	0	&	\bullet
1	&	-1.44366	&	2	&	\bullet
2	&	10.3939	&	2	&	\bullet
3	&	7.09844	&	2	&	\bullet
4	&	-6.83811	&	4	&	\bullet
5	&	5.32604	&	4	&	\bullet
6	&	12.5065	&	4	&	\bullet
7	&	1.04743	&	6	&	\bullet
8	&	6.76484	&	8	&	\bullet
edges
0	1
0	2
0	3
1	0
1	4
1	5
1	7
2	0
2	5
2	6
3	0
3	6
3	7
4	1
4	7
5	1
5	2
5	8
6	2
6	3
6	8
7	1
7	3
7	4
7	8
8	5
8	6
8	7