<xs:attributeGroup name="SingleVendorIndGroup">
    <xs:annotation>
        <xs:documentation xml:lang="en">Indicates the alliance status of a program.</xs:documentation>
    </xs:annotation>
    <xs:attribute name="SingleVendorInd">
        <xs:annotation>
            <xs:documentation xml:lang="en">Indicates if program is affiliated with a group of related offers accumulating credits.</xs:documentation>
        </xs:annotation>
        <xs:simpleType>
            <xs:restriction base="xs:NMTOKEN">
                <xs:enumeration value="SingleVndr">
                    <xs:annotation>
                        <xs:documentation xml:lang="en">Indicates the program is not part of an alliance.</xs:documentation>
                    </xs:annotation>
                </xs:enumeration>
                <xs:enumeration value="Alliance">
                    <xs:annotation>
                        <xs:documentation xml:lang="en">Indicates the program is part of an alliance.</xs:documentation>
                    </xs:annotation>
                </xs:enumeration>
            </xs:restriction>
        </xs:simpleType>
    </xs:attribute>
</xs:attributeGroup>