| In an undirected graph, (i,j) means that node i and node j are connected with an undirected edge. | |
| The nodes are numbered from 0 to 17, and the edges are: (1,14) (1,9) (2,14) (2,6) (2,5) (3,16) (4,7) (4,9) (4,15) (5,9) (5,15) (6,14) (6,9) (6,12) (7,14) (7,15) (7,12) (8,17) (10,13) (12,14). |