TOPOLOGY SampleBuff6 1
  DRIVER D1 4725 5900 0
  SINKS
    T3 7750 8275 0
    T4 8125 7350 0
    T6 6200 3550 0
    T5 3825 3675 0
    T2 2100 7725 0
  END
  STEINERS
    S5 6200 5900 0
    S3 6200 7350 0
    S2 7750 7350 0
    S1 7750 7725 0
    S4 6200 3675 0
    S8 3825 5900 0
    S7 2100 5900 0
    S6 2100 7350 0
  END
  EDGES
    D1 S5 1.0
    D1 S8 1.0
    Buff01; S5 S3 1.0
    S5 S4 1.0
    S3 S2 1.0
    S2 S1 1.0
    Buff01; Buff02; S2 T4 1.0
    S1 T3 1.0
    S4 T6 1.0
    S8 T5 1.0
    S8 S7 1.0
    Buff02; S7 S6 1.0
    S6 T2 1.0
  END
END