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    <link:label id="lab_ck0001771146_ETFRisksMember_documentation_en-US" xlink:label="lab_ck0001771146_ETFRisksMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">ETF Risks Member</link:label>
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    <link:label id="lab_ck0001771146_S000105475Member_documentation_en-US" xlink:label="lab_ck0001771146_S000105475Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">T-REX 2X LONG SK HYNIX DAILY TARGET ETF, S000105475</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_S000105475Member" xlink:href="ck0001771146-20260608.xsd#ck0001771146_S000105475Member"/>
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    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ETFRisksAuthorizedParticipantsMarketMakersAndLiquidityProvidersLimitationRiskMember" xlink:href="ck0001771146-20260608.xsd#ck0001771146_ETFRisksAuthorizedParticipantsMarketMakersAndLiquidityProvidersLimitationRiskMember"/>
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    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ETFRisksCashRedemptionRiskMember" xlink:href="ck0001771146-20260608.xsd#ck0001771146_ETFRisksCashRedemptionRiskMember"/>
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    <link:label id="lab_ck0001771146_EquitySecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_EquitySecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Equity Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_EquitySecuritiesRiskMember" xlink:href="ck0001771146-20260608.xsd#ck0001771146_EquitySecuritiesRiskMember"/>
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    <link:label id="lab_ck0001771146_TechnologySectorRiskMember_label_en-US" xlink:label="lab_ck0001771146_TechnologySectorRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Technology Sector Risk Member</link:label>
    <link:label id="lab_ck0001771146_TechnologySectorRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_TechnologySectorRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Technology Sector Risk Member</link:label>
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    <link:label id="lab_ck0001771146_IndustryConcentrationRiskMember_label_en-US" xlink:label="lab_ck0001771146_IndustryConcentrationRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Industry Concentration Risk Member</link:label>
    <link:label id="lab_ck0001771146_IndustryConcentrationRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_IndustryConcentrationRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Industry Concentration Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_IndustryConcentrationRiskMember" xlink:href="ck0001771146-20260608.xsd#ck0001771146_IndustryConcentrationRiskMember"/>
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    <link:label id="lab_ck0001771146_IndustryConcentrationRiskSemiconductorIndustryRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_IndustryConcentrationRiskSemiconductorIndustryRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Industry Concentration Risk, Semiconductor Industry Risk Member</link:label>
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    <link:label id="lab_ck0001771146_MoneyMarketInstrumentRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_MoneyMarketInstrumentRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Money Market Instrument Risk Member</link:label>
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    <link:label id="lab_ck0001771146_RebalancingRiskMember_label_en-US" xlink:label="lab_ck0001771146_RebalancingRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Rebalancing Risk Member</link:label>
    <link:label id="lab_ck0001771146_RebalancingRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_RebalancingRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Rebalancing Risk Member</link:label>
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    <link:label id="lab_ck0001771146_FixedIncomeSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001771146_FixedIncomeSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fixed Income Securities Risk Member</link:label>
    <link:label id="lab_ck0001771146_FixedIncomeSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_FixedIncomeSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fixed Income Securities Risk Member</link:label>
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    <link:label id="lab_ck0001771146_DailyCorrelationRiskMember_label_en-US" xlink:label="lab_ck0001771146_DailyCorrelationRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Daily Correlation Risk Member</link:label>
    <link:label id="lab_ck0001771146_DailyCorrelationRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_DailyCorrelationRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Daily Correlation Risk Member</link:label>
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    <link:label id="lab_ck0001771146_DerivativesRiskMember_label_en-US" xlink:label="lab_ck0001771146_DerivativesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivatives Risk Member</link:label>
    <link:label id="lab_ck0001771146_DerivativesRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_DerivativesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Derivatives Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_DerivativesRiskMember" xlink:href="ck0001771146-20260608.xsd#ck0001771146_DerivativesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001771146_DerivativesRiskMember" xlink:to="lab_ck0001771146_DerivativesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001771146_ETFRisksTradingRiskMember_label_en-US" xlink:label="lab_ck0001771146_ETFRisksTradingRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">ETF Risks, Trading Risk Member</link:label>
    <link:label id="lab_ck0001771146_ETFRisksTradingRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_ETFRisksTradingRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">ETF Risks, Trading Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ETFRisksTradingRiskMember" xlink:href="ck0001771146-20260608.xsd#ck0001771146_ETFRisksTradingRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001771146_ETFRisksTradingRiskMember" xlink:to="lab_ck0001771146_ETFRisksTradingRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001771146_ForeignInvestingRiskMember_label_en-US" xlink:label="lab_ck0001771146_ForeignInvestingRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Investing Risk Member</link:label>
    <link:label id="lab_ck0001771146_ForeignInvestingRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_ForeignInvestingRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Foreign Investing Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ForeignInvestingRiskMember" xlink:href="ck0001771146-20260608.xsd#ck0001771146_ForeignInvestingRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001771146_ForeignInvestingRiskMember" xlink:to="lab_ck0001771146_ForeignInvestingRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001771146_LeverageRiskMember_label_en-US" xlink:label="lab_ck0001771146_LeverageRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Leverage Risk Member</link:label>
    <link:label id="lab_ck0001771146_LeverageRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_LeverageRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Leverage Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_LeverageRiskMember" xlink:href="ck0001771146-20260608.xsd#ck0001771146_LeverageRiskMember"/>
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    <link:label id="lab_ck0001771146_IndirectInvestmentRiskMember_label_en-US" xlink:label="lab_ck0001771146_IndirectInvestmentRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Indirect Investment Risk Member</link:label>
    <link:label id="lab_ck0001771146_IndirectInvestmentRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_IndirectInvestmentRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Indirect Investment Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_IndirectInvestmentRiskMember" xlink:href="ck0001771146-20260608.xsd#ck0001771146_IndirectInvestmentRiskMember"/>
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    <link:label id="lab_ck0001771146_MegaCapitalizationCompanyRiskMember_label_en-US" xlink:label="lab_ck0001771146_MegaCapitalizationCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Mega-Capitalization Company Risk Member</link:label>
    <link:label id="lab_ck0001771146_MegaCapitalizationCompanyRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_MegaCapitalizationCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Mega-Capitalization Company Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_MegaCapitalizationCompanyRiskMember" xlink:href="ck0001771146-20260608.xsd#ck0001771146_MegaCapitalizationCompanyRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001771146_MegaCapitalizationCompanyRiskMember" xlink:to="lab_ck0001771146_MegaCapitalizationCompanyRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001771146_ETFRisksSharesMayTradeAtPricesOtherThanNAVRiskMember_label_en-US" xlink:label="lab_ck0001771146_ETFRisksSharesMayTradeAtPricesOtherThanNAVRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">ETF Risks, Shares May Trade At Prices Other Than NAV Risk Member</link:label>
    <link:label id="lab_ck0001771146_ETFRisksSharesMayTradeAtPricesOtherThanNAVRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_ETFRisksSharesMayTradeAtPricesOtherThanNAVRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">ETF Risks, Shares May Trade At Prices Other Than NAV Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ETFRisksSharesMayTradeAtPricesOtherThanNAVRiskMember" xlink:href="ck0001771146-20260608.xsd#ck0001771146_ETFRisksSharesMayTradeAtPricesOtherThanNAVRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001771146_ETFRisksSharesMayTradeAtPricesOtherThanNAVRiskMember" xlink:to="lab_ck0001771146_ETFRisksSharesMayTradeAtPricesOtherThanNAVRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001771146_C000276251Member_label_en-US" xlink:label="lab_ck0001771146_C000276251Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">T-REX 2X LONG SK HYNIX DAILY TARGET ETF CLASS</link:label>
    <link:label id="lab_ck0001771146_C000276251Member_documentation_en-US" xlink:label="lab_ck0001771146_C000276251Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">T-REX 2X LONG SK HYNIX DAILY TARGET ETF CLASS , C000276251</link:label>
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    <link:label id="lab_ck0001771146_IntraDayInvestmentRiskMember_label_en-US" xlink:label="lab_ck0001771146_IntraDayInvestmentRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intra-Day Investment Risk Member</link:label>
    <link:label id="lab_ck0001771146_IntraDayInvestmentRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_IntraDayInvestmentRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Intra-Day Investment Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_IntraDayInvestmentRiskMember" xlink:href="ck0001771146-20260608.xsd#ck0001771146_IntraDayInvestmentRiskMember"/>
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    <link:label id="lab_ck0001771146_SKHynixInvestingRiskMember_documentation_en-US" xlink:label="lab_ck0001771146_SKHynixInvestingRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">SK Hynix Investing Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_SKHynixInvestingRiskMember" xlink:href="ck0001771146-20260608.xsd#ck0001771146_SKHynixInvestingRiskMember"/>
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