sig   module Remove = Biokepi_run_environment.Workflow_utilities.Remove   val empty_vcf : string   val somatic_on_region :     run_with:Biokepi_run_environment.Machine.t ->     ?adjust_mapq:int ->     normal:Biokepi_run_environment.Common.KEDSL.bam_file            Biokepi_run_environment.Common.KEDSL.workflow_node ->     tumor:Biokepi_run_environment.Common.KEDSL.bam_file           Biokepi_run_environment.Common.KEDSL.workflow_node ->     result_prefix:string ->     [< `Chromosome of string      | `Chromosome_interval of string * int * int      | `Full ] ->     < as_single_file : Biokepi_run_environment.Common.KEDSL.single_file                        Biokepi_run_environment.Common.KEDSL.product;       host : Biokepi_run_environment.Common.KEDSL.Host.t;       is_done : Biokepi_run_environment.Common.KEDSL.Condition.t option;       path : string; reference_build : string >     Biokepi_run_environment.Common.KEDSL.workflow_node   val somatic_map_reduce :     ?more_edges:Biokepi_run_environment.Common.KEDSL.workflow_edge list ->     run_with:Biokepi_run_environment.Machine.t ->     ?adjust_mapq:int ->     normal:Biokepi_run_environment.Common.KEDSL.bam_file            Biokepi_run_environment.Common.KEDSL.workflow_node ->     tumor:Biokepi_run_environment.Common.KEDSL.bam_file           Biokepi_run_environment.Common.KEDSL.workflow_node ->     result_prefix:string ->     unit ->     < as_single_file : Biokepi_run_environment.Common.KEDSL.single_file                        Biokepi_run_environment.Common.KEDSL.product;       host : Biokepi_run_environment.Common.KEDSL.Host.t;       is_done : Biokepi_run_environment.Common.KEDSL.Condition.t option;       path : string; reference_build : string >     Biokepi_run_environment.Common.KEDSL.workflow_node end