code: def _rec_filter_to_info(line):
      
      parts = line.rstrip().split("\t")
      move_filters = {"bSeq": "strand", "bPcr": "damage"}
      new_filters = []
      bias_info = []
      for f in parts[6].split(";"):
          if f in move_filters:
              bias_info.append(move_filters[f])
          elif f not in ["."]:
              new_filters.append(f)
      if bias_info:
          parts[7] += ";DKFZBias=%s" % ",".join(bias_info)
      parts[6] = ";".join(new_filters or ["PASS"])
      return "\t".join(parts) + "\n"
docs: Move a DKFZBias filter to the INFO field, for a record.