code: def wrap_unmerge(job, strelka_out, chromosomes, strelka_options, univ_options):
      
      return {'snvs': job.addChildJobFn(unmerge, strelka_out['snvs'], 'strelka/snv', chromosomes,
                                        strelka_options, univ_options).rv(),
              'indels': job.addChildJobFn(unmerge, strelka_out['indels'], 'strelka/indel',
                                          chromosomes, strelka_options, univ_options).rv()}
docs: A wwrapper to unmerge the strelka snvs and indels
  
      :param dict strelka_out: Results from run_strelka
      :param list chromosomes: List of chromosomes to retain
      :param dict strelka_options: Options specific to strelka
      :param dict univ_options: Dict of universal options used by almost all tools
      :return: Dict of dicts containing the fsIDs for the per-chromosome snv and indel calls
               output:
                 |- 'snvs':
                 |      |- 'chr1': fsID
                 |      |- 'chr2': fsID
                 |      |- ...
                 |      +- 'chrM': fsID
                 +- 'indels':
                        |- 'chr1': fsID
                        |- 'chr2': fsID
                        |- ...
                        +- 'chrM': fsID
      :rtype: dict