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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xml:lang="en">Repayments of borrowings, classified as financing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:to="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" />
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_PaymentsForDebtIssueCosts" xlink:label="loc_ifrs-full_PaymentsForDebtIssueCosts" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_ifrs-full_PaymentsForDebtIssueCosts" xml:lang="en">Payments for debt issue costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PaymentsForDebtIssueCosts" xlink:to="lab_ifrs-full_PaymentsForDebtIssueCosts" />
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:label="loc_ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xml:lang="en">Payments of lease liabilities, classified as financing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:to="lab_ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" />
    <loc xlink:type="locator" xlink:href="213800RGNXXZY2M7TR85-2022-12-31.xsd#mplc_SettlementOfInterestRateSwaps" xlink:label="loc_mplc_SettlementOfInterestRateSwaps" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_mplc_SettlementOfInterestRateSwaps" xml:lang="en">Settlement Of Interest Rate Swaps</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_mplc_SettlementOfInterestRateSwaps" xml:lang="en">Settlement Of Interest Rate Swaps</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mplc_SettlementOfInterestRateSwaps" xlink:to="lab_mplc_SettlementOfInterestRateSwaps" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_mplc_SettlementOfInterestRateSwaps" xml:lang="en">Settlement of interest rate swaps.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities" xlink:label="loc_ifrs-full_DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_ifrs-full_DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities" xml:lang="en">Dividends paid to equity holders of parent, classified as financing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities" xlink:to="lab_ifrs-full_DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities" />
    <loc xlink:type="locator" xlink:href="213800RGNXXZY2M7TR85-2022-12-31.xsd#mplc_PurchaseOfOwnSharesIncludingAssociatedCosts" xlink:label="loc_mplc_PurchaseOfOwnSharesIncludingAssociatedCosts" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_mplc_PurchaseOfOwnSharesIncludingAssociatedCosts" xml:lang="en">Purchase Of Own Shares Including Associated Costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_mplc_PurchaseOfOwnSharesIncludingAssociatedCosts" xml:lang="en">Purchase Of Own Shares Including Associated Costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mplc_PurchaseOfOwnSharesIncludingAssociatedCosts" xlink:to="lab_mplc_PurchaseOfOwnSharesIncludingAssociatedCosts" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_mplc_PurchaseOfOwnSharesIncludingAssociatedCosts" xml:lang="en">Purchase of own shares including associated costs.</label>
    <loc xlink:type="locator" xlink:href="213800RGNXXZY2M7TR85-2022-12-31.xsd#mplc_NetCashUsedInFinancingActivitiesFromContinuingOperations" xlink:label="loc_mplc_NetCashUsedInFinancingActivitiesFromContinuingOperations" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_mplc_NetCashUsedInFinancingActivitiesFromContinuingOperations" xml:lang="en">Net Cash Used In Financing Activities From Continuing Operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_mplc_NetCashUsedInFinancingActivitiesFromContinuingOperations" xml:lang="en">Net Cash Used In Financing Activities From Continuing Operations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mplc_NetCashUsedInFinancingActivitiesFromContinuingOperations" xlink:to="lab_mplc_NetCashUsedInFinancingActivitiesFromContinuingOperations" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_mplc_NetCashUsedInFinancingActivitiesFromContinuingOperations" xml:lang="en">Net cash used in financing activities from continuing operations.</label>
    <loc xlink:type="locator" xlink:href="213800RGNXXZY2M7TR85-2022-12-31.xsd#mplc_NetCashUsedInFinancingActivitiesFromDiscontinuedOperations" xlink:label="loc_mplc_NetCashUsedInFinancingActivitiesFromDiscontinuedOperations" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_mplc_NetCashUsedInFinancingActivitiesFromDiscontinuedOperations" xml:lang="en">Net Cash Used In Financing Activities From Discontinued Operations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mplc_NetCashUsedInFinancingActivitiesFromDiscontinuedOperations" xlink:to="lab_mplc_NetCashUsedInFinancingActivitiesFromDiscontinuedOperations" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_mplc_NetCashUsedInFinancingActivitiesFromDiscontinuedOperations" xml:lang="en">Net cash used in financing activities from discontinued operations.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:label="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities" xml:lang="en">Cash flows from (used in) financing activities</label>
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    <loc xlink:type="locator" xlink:href="213800RGNXXZY2M7TR85-2022-12-31.xsd#mplc_ReturnOfCapitalCosts" xlink:label="loc_mplc_ReturnOfCapitalCosts" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_mplc_ReturnOfCapitalCosts" xml:lang="en">Return Of Capital Costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_mplc_ReturnOfCapitalCosts" xml:lang="en">Return Of Capital Costs</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_mplc_ReturnOfCapitalCosts" xml:lang="en">Return of capital.</label>
    <loc xlink:type="locator" xlink:href="213800RGNXXZY2M7TR85-2022-12-31.xsd#mplc_ReturnOfCapitalClassifiedAsFinancingActivities" xlink:label="loc_mplc_ReturnOfCapitalClassifiedAsFinancingActivities" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_mplc_ReturnOfCapitalClassifiedAsFinancingActivities" xml:lang="en">Return Of Capital Classified As Financing Activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_mplc_ReturnOfCapitalClassifiedAsFinancingActivities" xml:lang="en">Return Of Capital Classified As Financing Activities</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_mplc_ReturnOfCapitalClassifiedAsFinancingActivities" xml:lang="en">Return of capital classified As financing activities.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:label="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xml:lang="en">Net increase (decrease) in cash and cash equivalents before effect of exchange rate changes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:to="lab_ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" />
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition" xlink:label="loc_ifrs-full_CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition" />
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_ifrs-full_CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition" xml:lang="en">Cash and cash equivalents if different from statement of financial position</label>
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    <loc xlink:type="locator" xlink:href="213800RGNXXZY2M7TR85-2022-12-31.xsd#mplc_InterestsInEquityAccountedInvestments" xlink:label="loc_mplc_InterestsInEquityAccountedInvestments" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_mplc_InterestsInEquityAccountedInvestments" xml:lang="en">Interests In Equity Accounted Investments</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_mplc_InterestsInEquityAccountedInvestments" xml:lang="en">Interests in equity accounted investments.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CurrentAssetsLiabilities" xlink:label="loc_ifrs-full_CurrentAssetsLiabilities" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_ifrs-full_CurrentAssetsLiabilities" xml:lang="en">Current assets (liabilities)</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_NetAssetsLiabilities" xlink:label="loc_ifrs-full_NetAssetsLiabilities" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_ifrs-full_NetAssetsLiabilities" xml:lang="en">Net assets (liabilities)</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_mplc_ReturnOfCapital" xml:lang="en">Return of capital.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_PurchaseOfTreasuryShares" xlink:label="loc_ifrs-full_PurchaseOfTreasuryShares" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_ifrs-full_PurchaseOfTreasuryShares" xml:lang="en">Purchase of treasury shares</label>
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