private IReferenceRelation GetReferenceRelation(Boolean refresh = false) { ReferenceRelationList referenceRelations; ITaxon taxon; if (_referenceRelation.IsNull() || refresh) { taxon = CoreData.TaxonManager.GetTaxon(GetUserContext(), TaxonId.Bear); referenceRelations = CoreData.ReferenceManager.GetReferenceRelations(GetUserContext(), taxon.Guid); _referenceRelation = referenceRelations[0]; } return(_referenceRelation); }