digraph BasicJointGenotyping {
  #rankdir=LR;
  compound=true;

  # Links
  CALL_ImportGVCFs -> CALL_GenotypeGVCFs
  CALL_GenotypeGVCFs -> CALL_MergeVCFs
  SCATTER_0_VARIABLE_interval -> CALL_GenotypeGVCFs
  CALL_RenameAndIndexFile -> CALL_ImportGVCFs
  SCATTER_1_VARIABLE_input_gvcf -> CALL_RenameAndIndexFile
  SCATTER_0_VARIABLE_interval -> CALL_ImportGVCFs

  # Nodes
  CALL_MergeVCFs [label="call MergeVCFs"]
  subgraph cluster_0 {
    style="filled,solid";
    fillcolor=white;
    CALL_ImportGVCFs [label="call ImportGVCFs"]
    CALL_GenotypeGVCFs [label="call GenotypeGVCFs"]
    SCATTER_0_VARIABLE_interval [shape="hexagon" label="scatter over String as interval"]
  }
  subgraph cluster_1 {
    style="filled,solid";
    fillcolor=white;
    CALL_RenameAndIndexFile [label="call RenameAndIndexFile"]
    SCATTER_1_VARIABLE_input_gvcf [shape="hexagon" label="scatter over File as input_gvcf"]
  }
}