*Vertices   11
  1 "m1"
  2 "pm"
  3 "m2"
  4 "m3"
  5 "m4"
  6 "m5"
  7 "m6"
  8 "m7"
  9 "a1"
 10 "a2"
 11 "a3"
*Arcslist
  1  2  6
  3  2  4  6  7  8
  5  2  4  7  8
  6  2  4  7  8
  7 11
  9  4  8
 10  1  3  4  5
 11  6
*Edgeslist
  1  3
  2  8
  4  7  8
  5  6
  7  8  9
  8 11
  9 11