// Num of branches:  1
digraph g
{
  splines="ortho"
  subgraph cluster_r1
  {
    // Create a node for the range r1
    r1[shape=box,label="Pos 1",color=gray,style=filled,fillcolor=gray]
    color=gray
    {
      rank=same
      // Create cluster nodes within the range r1
      r1c1[label="a, b, c",style=filled,fillcolor="1",colorscheme=paired12]
      r1c2[label="a, d, e",style=filled,fillcolor="1",colorscheme=paired12]
      r1c3[label="e, f, g",style=filled,fillcolor="1",colorscheme=paired12]
      // Horizontally align nodes within the same range
      r1 -> r1c1[style=invis]
      r1c1 -> r1c2[weight=10,style=invis]
      r1c2 -> r1c3[weight=10,style=invis]
    }
  }
  // Create edges from clusters of the range r1
  // to clusters within subsequent ranges
  r1c1 -> r2c1[weight=0.6666666666666666,label="0.67",fontcolor=gray60,constraint=false]
  r1c2 -> r2c2[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r1c2 -> r2c1[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r1c3 -> r2c2[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  subgraph cluster_r2
  {
    // Create a node for the range r2
    r2[shape=box,label="Pos 2",color=gray,style=filled,fillcolor=gray]
    color=gray
    {
      rank=same
      // Create cluster nodes within the range r2
      r2c1[label="a, b",style=filled,fillcolor="1",colorscheme=paired12]
      r2c2[label="d, f",style=filled,fillcolor="1",colorscheme=paired12]
      // Horizontally align nodes within the same range
      r2 -> r2c1[style=invis]
      r2c1 -> r2c2[weight=10,style=invis]
    }
  }
  // Create edges from clusters of the range r2
  // to clusters within subsequent ranges
  r2c1 -> r3c1[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r2c2 -> r3c1[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r2c2 -> r3c2[weight=1.0,label="1.00",fontcolor=gray60,constraint=false]
  subgraph cluster_r3
  {
    // Create a node for the range r3
    r3[shape=box,label="Pos 3",color=gray,style=filled,fillcolor=gray]
    color=gray
    {
      rank=same
      // Create cluster nodes within the range r3
      r3c1[label="a, f, g",style=filled,fillcolor="1",colorscheme=paired12]
      r3c2[label="d, f",style=filled,fillcolor="1",colorscheme=paired12]
      // Horizontally align nodes within the same range
      r3 -> r3c1[style=invis]
      r3c1 -> r3c2[weight=10,style=invis]
    }
  }
  // Create edges from clusters of the range r3
  // to clusters within subsequent ranges
  r3c1 -> r5c3[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r3c1 -> r5c4[weight=0.5,label="0.50",fontcolor=gray60,constraint=false]
  r3c1 -> r5c2[weight=0.6666666666666666,label="0.67",fontcolor=gray60,constraint=false]
  r3c2 -> r4c2[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  subgraph cluster_r4
  {
    // Create a node for the range r4
    r4[shape=box,label="Pos 4",color=gray,style=filled,fillcolor=gray]
    color=gray
    {
      rank=same
      // Create cluster nodes within the range r4
      r4c1[label="a, b, c",style=filled,fillcolor="1",colorscheme=paired12]
      r4c2[label="a, d, e",style=filled,fillcolor="1",colorscheme=paired12]
      r4c3[label="b, c",style=filled,fillcolor="1",colorscheme=paired12]
      r4c4[label="b, c, e",style=filled,fillcolor="1",colorscheme=paired12]
      // Horizontally align nodes within the same range
      r4 -> r4c1[style=invis]
      r4c1 -> r4c2[weight=10,style=invis]
      r4c2 -> r4c3[weight=10,style=invis]
      r4c3 -> r4c4[weight=10,style=invis]
    }
  }
  // Create edges from clusters of the range r4
  // to clusters within subsequent ranges
  r4c1 -> r5c3[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r4c1 -> r5c2[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r4c1 -> r5c1[weight=0.5,label="0.50",fontcolor=gray60,constraint=false]
  r4c2 -> r5c2[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r4c2 -> r5c1[weight=0.5,label="0.50",fontcolor=gray60,constraint=false]
  r4c3 -> r5c1[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r4c3 -> r5c3[weight=0.3333333333333333,label="0.33",fontcolor=gray60,constraint=false]
  r4c4 -> r5c3[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  subgraph cluster_r5
  {
    // Create a node for the range r5
    r5[shape=box,label="Pos 5",color=gray,style=filled,fillcolor=gray]
    color=gray
    {
      rank=same
      // Create cluster nodes within the range r5
      r5c1[label="a, c, d",style=filled,fillcolor="1",colorscheme=paired12]
      r5c2[label="a, f",style=filled,fillcolor="1",colorscheme=paired12]
      r5c3[label="b, f",style=filled,fillcolor="1",colorscheme=paired12]
      r5c4[label="d, f, g",style=filled,fillcolor="1",colorscheme=paired12]
      // Horizontally align nodes within the same range
      r5 -> r5c1[style=invis]
      r5c1 -> r5c2[weight=10,style=invis]
      r5c2 -> r5c3[weight=10,style=invis]
      r5c3 -> r5c4[weight=10,style=invis]
    }
  }
  // Create edges from clusters of the range r5
  // to clusters within subsequent ranges
  r5c1 -> r6c5[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r5c1 -> r6c2[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r5c1 -> r6c4[weight=0.5,label="0.50",fontcolor=gray60,constraint=false]
  r5c1 -> r6c1[weight=0.5,label="0.50",fontcolor=gray60,constraint=false]
  r5c2 -> r6c1[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r5c3 -> r6c3[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r5c3 -> r6c1[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r5c3 -> r6c2[weight=0.3333333333333333,label="0.33",fontcolor=gray60,constraint=false]
  r5c4 -> r6c6[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r5c4 -> r6c5[weight=0.25,label="0.25",fontcolor=gray60,constraint=false]
  r5c4 -> r6c4[weight=0.5,label="0.50",fontcolor=gray60,constraint=false]
  subgraph cluster_r6
  {
    // Create a node for the range r6
    r6[shape=box,label="Pos 6",color=gray,style=filled,fillcolor=gray]
    color=gray
    {
      rank=same
      // Create cluster nodes within the range r6
      r6c1[label="a, b, c",style=filled,fillcolor="1",colorscheme=paired12]
      r6c2[label="b, c",style=filled,fillcolor="1",colorscheme=paired12]
      r6c3[label="b, c, g",style=filled,fillcolor="1",colorscheme=paired12]
      r6c4[label="c, d, g",style=filled,fillcolor="1",colorscheme=paired12]
      r6c5[label="c, g",style=filled,fillcolor="1",colorscheme=paired12]
      r6c6[label="e, g",style=filled,fillcolor="1",colorscheme=paired12]
      // Horizontally align nodes within the same range
      r6 -> r6c1[style=invis]
      r6c1 -> r6c2[weight=10,style=invis]
      r6c2 -> r6c3[weight=10,style=invis]
      r6c3 -> r6c4[weight=10,style=invis]
      r6c4 -> r6c5[weight=10,style=invis]
      r6c5 -> r6c6[weight=10,style=invis]
    }
  }
  // Create edges from clusters of the range r6
  // to clusters within subsequent ranges
  // Vertically align range nodes
  r1 -> r2 -> r3 -> r4 -> r5 -> r6[weight=10,style=invis]
}