-- Database schema
| Country : CountryCode [ TEXT ] primary_key , ShortName [ TEXT ] , TableName [ TEXT ] , LongName [ TEXT ] , Alpha2Code [ TEXT ] , CurrencyUnit [ TEXT ] , SpecialNotes [ TEXT ] , Region [ TEXT ] , IncomeGroup [ TEXT ] , Wb2Code [ TEXT ] , NationalAccountsBaseYear [ TEXT ] , NationalAccountsReferenceYear [ TEXT ] , SnaPriceValuation [ TEXT ] , LendingCategory [ TEXT ] , OtherGroups [ TEXT ] , SystemOfNationalAccounts [ TEXT ] , AlternativeConversionFactor [ TEXT ] , PppSurveyYear [ TEXT ] , BalanceOfPaymentsManualInUse [ TEXT ] , ExternalDebtReportingStatus [ TEXT ] , SystemOfTrade [ TEXT ] , GovernmentAccountingConcept [ TEXT ] , ImfDataDisseminationStandard [ TEXT ] , LatestPopulationCensus [ TEXT ] , LatestHouseholdSurvey [ TEXT ] , SourceOfMostRecentIncomeAndExpenditureData [ TEXT ] , VitalRegistrationComplete [ TEXT ] , LatestAgriculturalCensus [ TEXT ] , LatestIndustrialData [ INTEGER ] , LatestTradeData [ INTEGER ] , LatestWaterWithdrawalData [ INTEGER ] | Series : SeriesCode [ TEXT ] primary_key , Topic [ TEXT ] , IndicatorName [ TEXT ] , ShortDefinition [ TEXT ] , LongDefinition [ TEXT ] , UnitOfMeasure [ TEXT ] , Periodicity [ TEXT ] , BasePeriod [ TEXT ] , OtherNotes [ INTEGER ] , AggregationMethod [ TEXT ] , LimitationsAndExceptions [ TEXT ] , NotesFromOriginalSource [ TEXT ] , GeneralComments [ TEXT ] , Source [ TEXT ] , StatisticalConceptAndMethodology [ TEXT ] , DevelopmentRelevance [ TEXT ] , RelatedSourceLinks [ TEXT ] , OtherWebLinks [ INTEGER ] , RelatedIndicators [ INTEGER ] , LicenseType [ TEXT ] | CountryNotes : Countrycode [ TEXT ] CountryNotes.Countrycode = Country.CountryCode , Seriescode [ TEXT ] CountryNotes.Seriescode = Series.SeriesCode , Description [ TEXT ] | Footnotes : Countrycode [ TEXT ] Footnotes.Countrycode = Country.CountryCode , Seriescode [ TEXT ] Footnotes.Seriescode = Series.SeriesCode , Year [ TEXT ] , Description [ TEXT ] | Indicators : CountryName [ TEXT ] , CountryCode [ TEXT ] Indicators.CountryCode = Country.CountryCode , IndicatorName [ TEXT ] , IndicatorCode [ TEXT ] , Year [ INTEGER ] , Value [ INTEGER ] | SeriesNotes : Seriescode [ TEXT ] SeriesNotes.Seriescode = Series.SeriesCode , Year [ TEXT ] , Description [ TEXT ] |
-- -- List down the World Bank code of the countries whose country note has described "Data source : Human Mortality Database by University of California, Berkeley, and Max Planck Institute for Demographic Research."? Please include their lending category.

SELECT DISTINCT T1.Wb2code, T1.LendingCategory FROM Country AS T1 INNER JOIN CountryNotes AS T2 ON T1.CountryCode = T2.Countrycode WHERE T2.Description = 'Data source : Human Mortality Database by University of California, Berkeley, and Max Planck Institute for Demographic Research.' AND T1.LendingCategory != '';