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- FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS</link:definition>        <link:usedOn>link:calculationLink</link:usedOn>        <link:usedOn>link:presentationLink</link:usedOn>        <link:usedOn>link:definitionLink</link:usedOn>      </link:roleType>      <link:roleType roleURI="http://www.unitedstates12monthnaturalgasfund.com/taxonomy/role/NotesToFinancialStatementsLongTermContractsOrProgramsDisclosureTextBlock" id="Role_NotesToFinancialStatementsLongTermContractsOrProgramsDisclosureTextBlock">        <link:definition>112 - Disclosure - CONTRACTS AND AGREEMENTS</link:definition>        <link:usedOn>link:calculationLink</link:usedOn>        <link:usedOn>link:presentationLink</link:usedOn>        <link:usedOn>link:definitionLink</link:usedOn>      </link:roleType>      <link:roleType roleURI="http://www.unitedstates12monthnaturalgasfund.com/taxonomy/role/NotesToFinancialStatementsCommitmentsAndContingenciesDisclosureTextBlock" 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