| 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 10, and the edges are: (0,1) (0,2) (0,9) (0,5) (1,2) (1,9) (1,5) (2,9) (2,5) (3,10) (3,4) (3,7) (3,6) (3,8) (4,10) (4,7) (4,6) (4,8) (5,9) (6,10) (6,7) (6,8) (7,10) (7,8) (8,10). |