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    <label xlink:label="label_bst_ifrs-fullFinancialLiabilitiesAtAmortisedCost_Total" id="bst_ifrs-fullFinancialLiabilitiesAtAmortisedCost_Total" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Passività finanziarie valutate al costo ammortizzato</label>
    <label xlink:label="label_bst_bstTaxLiabilities_Standard" id="bst_bstTaxLiabilities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Passività fiscali</label>
    <label xlink:label="label_bst_bstProvisionForEmployeeSeverancesPay_Standard" id="bst_bstProvisionForEmployeeSeverancesPay_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Trattamento di fine rapporto del personale</label>
    <label xlink:label="label_bst_bstProvisionForCommittmentsAndGuaranteesGiven_Standard" id="bst_bstProvisionForCommittmentsAndGuaranteesGiven_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Impegni e garanzie rilasciate</label>
    <label xlink:label="label_bst_bstOtherProvisionsForRiskAndCharges_Standard" id="bst_bstOtherProvisionsForRiskAndCharges_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Altri fondi rischi e oneri</label>
    <label xlink:label="label_bst_bstValuationReserve_Standard" id="bst_bstValuationReserve_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Riserve da valutazione</label>
    <label xlink:label="label_bst_bstEquityInstrument_Standard" id="bst_bstEquityInstrument_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Strumenti di capitale</label>
    <label xlink:label="label_bst_bstOtherReservesOther_Standard" id="bst_bstOtherReservesOther_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Riserve</label>
    <label xlink:label="label_bst_bstProfitOrLossAttributableToOwnersOfParent_Standard" id="bst_bstProfitOrLossAttributableToOwnersOfParent_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Utile (Perdita) dell'esercizio</label>
    <label xlink:label="label_bst_ReservesFromSharePremiumMember" id="bst_ReservesFromSharePremiumMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Reserves From Share Premium Member</label>
    <label xlink:label="label_bst_ReservesFromProfitMember" id="bst_ReservesFromProfitMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Reserves From Profit Member</label>
    <label xlink:label="label_bst_ReservesNotFromProfitNotFromValuationMember" id="bst_ReservesNotFromProfitNotFromValuationMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Reserves Not From Profit Not From Valuation Member</label>
    <label xlink:label="label_bst_ValuationReservesMember" id="bst_ValuationReservesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Valuation Reserves Member</label>
    <label xlink:label="label_bst_EquityInstrumentsMember" id="bst_EquityInstrumentsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Equity Instruments Member</label>
    <label xlink:label="label_bst_ProfitLossMember" id="bst_ProfitLossMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Profit Loss</label>
    <label xlink:label="label_bst_bstTotalEquity_Standard" id="bst_bstTotalEquity_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Patrimonio netto</label>
    <label xlink:label="label_bst_bstEquityAttributableToOwnersOfParentAtEndOfPeriod_Standard" id="bst_bstEquityAttributableToOwnersOfParentAtEndOfPeriod_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Patrimonio netto del Gruppo</label>
    <label xlink:label="label_bst_bstPreviousYearProfitLossAllocationReserves_Standard" id="bst_bstPreviousYearProfitLossAllocationReserves_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Allocazione risultato esercizio precedente, Riserve</label>
    <label xlink:label="label_bst_bstIncreaseDecreaseOfReserves_Standard" id="bst_bstIncreaseDecreaseOfReserves_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Incrementi decrementi di riserve</label>
    <label xlink:label="label_bst_ifrs-fullComprehensiveIncome_PeriodEnd" id="bst_ifrs-fullComprehensiveIncome_PeriodEnd" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="it">Redditività complessiva al 31.12.2021</label>
    <label xlink:label="label_bst_bstNoncontrollingInterestsAtEndOfPeriod_Standard" id="bst_bstNoncontrollingInterestsAtEndOfPeriod_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Patrimonio netto di terzi</label>
    <label xlink:label="label_bst_ifrs-fullCashFlowsFromUsedInOperations_Total" id="bst_ifrs-fullCashFlowsFromUsedInOperations_Total" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Gestione</label>
    <label xlink:label="label_bst_bstNetLossesRecoveriesOnCreditImpairment_Standard" id="bst_bstNetLossesRecoveriesOnCreditImpairment_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Rettifiche riprese di valore nette per rischio di credito</label>
    <label xlink:label="label_bst_bstNetValueAdjustmentsWriteBacksOnTangibleAndIntangibleAssets_Standard" id="bst_bstNetValueAdjustmentsWriteBacksOnTangibleAndIntangibleAssets_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Rettifiche riprese di valore nette su immobilizzazioni materiali e immateriali</label>
    <label xlink:label="label_bst_bstNetProvisionsForRisksAndChargesAndOtherExpensesIncome_Standard" id="bst_bstNetProvisionsForRisksAndChargesAndOtherExpensesIncome_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Accantonamenti netti a fondi rischi ed oneri ed altri costi ricavi</label>
    <label xlink:label="label_bst_bstUnpaidDutiesTaxesAndTaxCredits_Standard" id="bst_bstUnpaidDutiesTaxesAndTaxCredits_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Imposte tasse e crediti d’imposta non liquidati</label>
    <label xlink:label="label_bst_bstCashFlowsFromUsedInFinancialAssetsClassifiedAsOperatingActivities_Standard" id="bst_bstCashFlowsFromUsedInFinancialAssetsClassifiedAsOperatingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Liquidità generata assorbita dalle attività finanziarie classificate come attività operative</label>
    <label xlink:label="label_bst_bstAdjustmentsForDecreaseIncreaseInFinancialAssetsAtFairValueThroughOtherComprehensiveIncome_Standard" id="bst_bstAdjustmentsForDecreaseIncreaseInFinancialAssetsAtFairValueThroughOtherComprehensiveIncome_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Decrementi incrementi di attività finanziarie valutate al fair value con impatto sulla redditività complessiva</label>
    <label xlink:label="label_bst_bstAdjustmentsForDecreaseIncreaseInFinancialAssetsAtAmortisedCost_Standard" id="bst_bstAdjustmentsForDecreaseIncreaseInFinancialAssetsAtAmortisedCost_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Decrementi incrementi di attività finanziarie valutate al costo ammortizzato</label>
    <label xlink:label="label_bst_bstLiquidityGeneratedAbsorbedByOtherAssets_Standard" id="bst_bstLiquidityGeneratedAbsorbedByOtherAssets_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Liquidità generata assorbita da altre attività</label>
    <label xlink:label="label_bst_bstCashFlowsFromUsedInFinancialLiabilitiesClassifiedAsOperatingActivities_Standard" id="bst_bstCashFlowsFromUsedInFinancialLiabilitiesClassifiedAsOperatingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Liquidità generata assorbita dalle passività finanziarie classificate come attività operative</label>
    <label xlink:label="label_bst_bstAdjustmentsForIncreaseDecreaseInFinancialLiabilitiesAtAmortisedCost_Standard" id="bst_bstAdjustmentsForIncreaseDecreaseInFinancialLiabilitiesAtAmortisedCost_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Incrementi decrementi di passività finanziarie valutate al costo ammortizzato</label>
    <label xlink:label="label_bst_bstCashFlowsFromIncreaseDecreaseOfOtherLiabilities_Standard" id="bst_bstCashFlowsFromIncreaseDecreaseOfOtherLiabilities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Incrementi decrementi altre passività</label>
    <label xlink:label="label_bst_ifrs-fullCashFlowsFromUsedInOperatingActivities_Total" id="bst_ifrs-fullCashFlowsFromUsedInOperatingActivities_Total" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Liquidità netta generata/assorbita dall'attività operativa</label>
    <label xlink:label="label_bst_bstCashFlowsFromInvestingActivities_Standard" id="bst_bstCashFlowsFromInvestingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Liquidità generata da attività di investimento</label>
    <label xlink:label="label_bst_bstCashFlowsUsedInInvestingActivities_Standard" id="bst_bstCashFlowsUsedInInvestingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Liquidità assorbita da attività di investimento</label>
    <label xlink:label="label_bst_bstPurchaseOfTangibleAssetsClassifiedAsInvestingActivities_Standard" id="bst_bstPurchaseOfTangibleAssetsClassifiedAsInvestingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Acquisti di attività materiali classificate come attività di investimento</label>
    <label xlink:label="label_bst_ifrs-fullCashFlowsFromUsedInInvestingActivities_Total" id="bst_ifrs-fullCashFlowsFromUsedInInvestingActivities_Total" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Liquidità netta generata/assorbita dall'attività d'investimento</label>
    <label xlink:label="label_bst_bstOtherInflowsOutflowsFromIssuePurchaseOfTreasuryShares_Standard" id="bst_bstOtherInflowsOutflowsFromIssuePurchaseOfTreasuryShares_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Altri afflussi deflussi da emissioni acquisti di azioni proprie</label>
    <label xlink:label="label_bst_ifrs-fullCashFlowsFromUsedInFinancingActivities_Total" id="bst_ifrs-fullCashFlowsFromUsedInFinancingActivities_Total" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Liquidità netta generata/assorbita dall'attività di provvista</label>
    <label xlink:label="label_bst_ifrs-fullIncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges_Total" id="bst_ifrs-fullIncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges_Total" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Liquidità netta generata/assorbita nell'esercizio</label>
    <label xlink:label="label_bst_bstCashAndCashEquivalentCFReconciliationOB_Standard" id="bst_bstCashAndCashEquivalentCFReconciliationOB_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Cassa e disponibilità liquide all'inizio dell'esercizio</label>
    <label xlink:label="label_bst_bstCashAndCashEquivalentCFReconciliationEP_Standard" id="bst_bstCashAndCashEquivalentCFReconciliationEP_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Cassa e disponibilità liquide alla chiusura dell'esercizio</label>
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