*Vertices  12
  1 "a"   0.1020  0.3226
  2 "b"   0.2860  0.0876
  3 "c"   0.5322  0.2304
  4 "d"   0.3259  0.3917
  5 "e"   0.5543  0.4770
  6 "f"   0.1552  0.6406
  7 "g"   0.8293  0.3249
  8 "h"   0.4479  0.6866
  9 "i"   0.8204  0.8203
 10 "j"   0.4789  0.9055
 11 "k"   0.1175  0.9032
 12 "l"   0.7095  0.6475
*Arcslist
  1  2  4  6
  2  1  6
  3  2  3  7  7
  5  3  6  8
  6 11
  8  4 12
 10  8
 12  5  7  8
*Edgeslist
  2  5
  3  4
  5  7
  6  8