| 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 16, and the edges are: (0,15) (0,8) (0,10) (0,12) (0,13) (1,10) (2,5) (2,16) (3,13) (4,16) (5,7) (5,14) (6,7) (7,16) (7,14) (9,13) (10,15) (11,12) (12,15). |