@Override
  public boolean equals(Object o) {
    if (this == o) {
      return true;
    }

    if (!(o instanceof CooperativityEvidence)) {
      return false;
    }

    return UnambiguousCooperativityEvidenceComparator.areEquals(this, (CooperativityEvidence) o);
  }
 @Override
 public int hashCode() {
   return UnambiguousCooperativityEvidenceComparator.hashCode(this);
 }