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    <link:label id="lab_threei_NetCashOwFromDerivativesClassifiedAsOperatingActivities_documentation_en" xlink:label="lab_threei_NetCashOwFromDerivativesClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Net cash ﬂow from derivatives classified as operating activities</link:label>
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    <link:label id="lab_threei_ReleaseOnExerciseForfeitureOfShareAwards_documentation_en" xlink:label="lab_threei_ReleaseOnExerciseForfeitureOfShareAwards" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Release On Exercise/Forfeiture Of Share Awards</link:label>
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    <link:label id="lab_threei_OperatingExpensesPaidClassifiedAsOperatingActivities_documentation_en" xlink:label="lab_threei_OperatingExpensesPaidClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Operating expenses paid classified as operating activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_threei_OperatingExpensesPaidClassifiedAsOperatingActivities" xlink:href="35GDVHRBMFE7NWATNM84-2024-03-31.xsd#threei_OperatingExpensesPaidClassifiedAsOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_threei_OperatingExpensesPaidClassifiedAsOperatingActivities" xlink:to="lab_threei_OperatingExpensesPaidClassifiedAsOperatingActivities" xlink:type="arc" order="1"/>
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    <link:label id="lab_threei_PortfolioInterestReceivedClassifiedAsOperatingActivities_documentation_en" xlink:label="lab_threei_PortfolioInterestReceivedClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Portfolio interest received classified as operating activities</link:label>
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    <link:label id="lab_threei_PortfolioFeesReceivedClassifiedAsOperatingActivities_label_en" xlink:label="lab_threei_PortfolioFeesReceivedClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Portfolio fees received classified as operating activities</link:label>
    <link:label id="lab_threei_PortfolioFeesReceivedClassifiedAsOperatingActivities_documentation_en" xlink:label="lab_threei_PortfolioFeesReceivedClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Portfolio fees received classified as operating activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_threei_PortfolioFeesReceivedClassifiedAsOperatingActivities" xlink:href="35GDVHRBMFE7NWATNM84-2024-03-31.xsd#threei_PortfolioFeesReceivedClassifiedAsOperatingActivities"/>
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    <link:label id="lab_threei_PortfolioDividendsReceivedClassifiedAsOperatingActivities_label_en" xlink:label="lab_threei_PortfolioDividendsReceivedClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Portfolio dividends received classified as operating activities</link:label>
    <link:label id="lab_threei_PortfolioDividendsReceivedClassifiedAsOperatingActivities_documentation_en" xlink:label="lab_threei_PortfolioDividendsReceivedClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Portfolio dividends received classified as operating activities</link:label>
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    <link:label id="lab_threei_AmountsPaidToInvestmentEntitySubsidiariesClassifiedAsOperatingActivities_label_en" xlink:label="lab_threei_AmountsPaidToInvestmentEntitySubsidiariesClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Amounts paid to investment entity subsidiaries classified as operating activities</link:label>
    <link:label id="lab_threei_AmountsPaidToInvestmentEntitySubsidiariesClassifiedAsOperatingActivities_documentation_en" xlink:label="lab_threei_AmountsPaidToInvestmentEntitySubsidiariesClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Amounts paid to investment entity subsidiaries classified as operating activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_threei_AmountsPaidToInvestmentEntitySubsidiariesClassifiedAsOperatingActivities" xlink:href="35GDVHRBMFE7NWATNM84-2024-03-31.xsd#threei_AmountsPaidToInvestmentEntitySubsidiariesClassifiedAsOperatingActivities"/>
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    <link:label id="lab_threei_InvestmentPortfolio_label_en" xlink:label="lab_threei_InvestmentPortfolio" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Investment Portfolio</link:label>
    <link:label id="lab_threei_InvestmentPortfolio_documentation_en" xlink:label="lab_threei_InvestmentPortfolio" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Investment Portfolio</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_threei_InvestmentPortfolio" xlink:href="35GDVHRBMFE7NWATNM84-2024-03-31.xsd#threei_InvestmentPortfolio"/>
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    <link:label id="lab_threei_FairValueMovementsOnInvestmentEntitySubsidiaries_label_en" xlink:label="lab_threei_FairValueMovementsOnInvestmentEntitySubsidiaries" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Fair value movements on investment entity subsidiaries</link:label>
    <link:label id="lab_threei_FairValueMovementsOnInvestmentEntitySubsidiaries_documentation_en" xlink:label="lab_threei_FairValueMovementsOnInvestmentEntitySubsidiaries" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Fair value movements on investment entity subsidiaries</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_threei_FairValueMovementsOnInvestmentEntitySubsidiaries" xlink:href="35GDVHRBMFE7NWATNM84-2024-03-31.xsd#threei_FairValueMovementsOnInvestmentEntitySubsidiaries"/>
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    <link:label id="lab_threei_FeesReceivableFromExternalFunds_label_en" xlink:label="lab_threei_FeesReceivableFromExternalFunds" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Fees receivable from external funds</link:label>
    <link:label id="lab_threei_FeesReceivableFromExternalFunds_documentation_en" xlink:label="lab_threei_FeesReceivableFromExternalFunds" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Fees receivable from external funds</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_threei_FeesReceivableFromExternalFunds" xlink:href="35GDVHRBMFE7NWATNM84-2024-03-31.xsd#threei_FeesReceivableFromExternalFunds"/>
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    <link:label id="lab_threei_QuotedInvestments_label_en" xlink:label="lab_threei_QuotedInvestments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Quoted Investments</link:label>
    <link:label id="lab_threei_QuotedInvestments_documentation_en" xlink:label="lab_threei_QuotedInvestments" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Quoted Investments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_threei_QuotedInvestments" xlink:href="35GDVHRBMFE7NWATNM84-2024-03-31.xsd#threei_QuotedInvestments"/>
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    <link:label id="lab_threei_CarriedInterestAndPerformanceFeesPayable_label_en" xlink:label="lab_threei_CarriedInterestAndPerformanceFeesPayable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Carried interest and performance fees payable</link:label>
    <link:label id="lab_threei_CarriedInterestAndPerformanceFeesPayable_documentation_en" xlink:label="lab_threei_CarriedInterestAndPerformanceFeesPayable" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Carried Interest And Performance Fees Payable</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_threei_CarriedInterestAndPerformanceFeesPayable" xlink:href="35GDVHRBMFE7NWATNM84-2024-03-31.xsd#threei_CarriedInterestAndPerformanceFeesPayable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_threei_CarriedInterestAndPerformanceFeesPayable" xlink:to="lab_threei_CarriedInterestAndPerformanceFeesPayable" xlink:type="arc" order="1"/>
    <link:label id="lab_threei_CarriedInterestAndPerformanceFeesReceivedClassifiedAsOperatingActivities_label_en" xlink:label="lab_threei_CarriedInterestAndPerformanceFeesReceivedClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Carried interest and performance fees received classified as operating activities</link:label>
    <link:label id="lab_threei_CarriedInterestAndPerformanceFeesReceivedClassifiedAsOperatingActivities_documentation_en" xlink:label="lab_threei_CarriedInterestAndPerformanceFeesReceivedClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Carried interest and performance fees received classified as operating activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_threei_CarriedInterestAndPerformanceFeesReceivedClassifiedAsOperatingActivities" xlink:href="35GDVHRBMFE7NWATNM84-2024-03-31.xsd#threei_CarriedInterestAndPerformanceFeesReceivedClassifiedAsOperatingActivities"/>
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    <link:label id="lab_ifrs-full_PurchaseOfTreasuryShares_4ff73674-fce2-4647-9497-025ea729e1aa_negatedLabel_en" xlink:label="lab_ifrs-full_PurchaseOfTreasuryShares" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en">Purchase of treasury shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PurchaseOfTreasuryShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_PurchaseOfTreasuryShares"/>
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    <link:label id="lab_threei_CarriedInterestAndPerformanceFeesReceivable_label_en" xlink:label="lab_threei_CarriedInterestAndPerformanceFeesReceivable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Carried interest and performance fees receivable</link:label>
    <link:label id="lab_threei_CarriedInterestAndPerformanceFeesReceivable_documentation_en" xlink:label="lab_threei_CarriedInterestAndPerformanceFeesReceivable" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Carried interest and performance fees receivable</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_threei_CarriedInterestAndPerformanceFeesReceivable" xlink:href="35GDVHRBMFE7NWATNM84-2024-03-31.xsd#threei_CarriedInterestAndPerformanceFeesReceivable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_threei_CarriedInterestAndPerformanceFeesReceivable" xlink:to="lab_threei_CarriedInterestAndPerformanceFeesReceivable" xlink:type="arc" order="1"/>
    <link:label id="lab_threei_CarriedInterestAndPerformanceFeesPaidClassifiedAsOperatingActivities_label_en" xlink:label="lab_threei_CarriedInterestAndPerformanceFeesPaidClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Carried interest and performance fees paid classified as operating activities</link:label>
    <link:label id="lab_threei_CarriedInterestAndPerformanceFeesPaidClassifiedAsOperatingActivities_documentation_en" xlink:label="lab_threei_CarriedInterestAndPerformanceFeesPaidClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Carried interest and performance fees paid classified as operating activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_threei_CarriedInterestAndPerformanceFeesPaidClassifiedAsOperatingActivities" xlink:href="35GDVHRBMFE7NWATNM84-2024-03-31.xsd#threei_CarriedInterestAndPerformanceFeesPaidClassifiedAsOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_threei_CarriedInterestAndPerformanceFeesPaidClassifiedAsOperatingActivities" xlink:to="lab_threei_CarriedInterestAndPerformanceFeesPaidClassifiedAsOperatingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_threei_UnquotedInvestments_label_en" xlink:label="lab_threei_UnquotedInvestments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Unquoted Investments</link:label>
    <link:label id="lab_threei_UnquotedInvestments_documentation_en" xlink:label="lab_threei_UnquotedInvestments" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Unquoted Investments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_threei_UnquotedInvestments" xlink:href="35GDVHRBMFE7NWATNM84-2024-03-31.xsd#threei_UnquotedInvestments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_threei_UnquotedInvestments" xlink:to="lab_threei_UnquotedInvestments" xlink:type="arc" order="1"/>
    <link:label id="lab_threei_FeesReceivedFromExternalFundsClassifiedAsOperatingActivities_label_en" xlink:label="lab_threei_FeesReceivedFromExternalFundsClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Fees received from external funds classified as operating activities</link:label>
    <link:label id="lab_threei_FeesReceivedFromExternalFundsClassifiedAsOperatingActivities_documentation_en" xlink:label="lab_threei_FeesReceivedFromExternalFundsClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Fees received from external funds classified as operating activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_threei_FeesReceivedFromExternalFundsClassifiedAsOperatingActivities" xlink:href="35GDVHRBMFE7NWATNM84-2024-03-31.xsd#threei_FeesReceivedFromExternalFundsClassifiedAsOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_threei_FeesReceivedFromExternalFundsClassifiedAsOperatingActivities" xlink:to="lab_threei_FeesReceivedFromExternalFundsClassifiedAsOperatingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_threei_NonCurrentCarriedInterestAndPerformanceFeesPayable_label_en" xlink:label="lab_threei_NonCurrentCarriedInterestAndPerformanceFeesPayable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Non-current carried interest and performance fees payable</link:label>
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    <link:label id="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities_7c51e247-496e-4df9-97c8-bf59bf7f6b1e_totalLabel_en" xlink:label="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en">Cash flows from (used in) operating activities</link:label>
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    <link:label id="lab_threei_OperatingProfitBeforeCarriedInterest_documentation_en" xlink:label="lab_threei_OperatingProfitBeforeCarriedInterest" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Operating profit before carried interest</link:label>
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    <link:label id="lab_threei_CurrentCarriedInterestAndPerformanceFeesPayable_documentation_en" xlink:label="lab_threei_CurrentCarriedInterestAndPerformanceFeesPayable" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en">Current Carried Interest And Performance Fees Payable</link:label>
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