<xs:attribute name="MaritalStatus" use="optional">
    <xs:annotation>
        <xs:documentation xml:lang="en">Marital status of the traveler.</xs:documentation>
    </xs:annotation>
    <xs:simpleType>
        <xs:restriction base="xs:NMTOKEN">
            <xs:enumeration value="Annulled">
                <xs:annotation>
                    <xs:documentation>The marriage of the traveler has been annulled.</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
            <xs:enumeration value="Co-habitating">
                <xs:annotation>
                    <xs:documentation>The traveler is living with someone, but not married.</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
            <xs:enumeration value="Divorced">
                <xs:annotation>
                    <xs:documentation>The traveler is divorced.</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
            <xs:enumeration value="Engaged">
                <xs:annotation>
                    <xs:documentation>The traveler is engaged.</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
            <xs:enumeration value="Married">
                <xs:annotation>
                    <xs:documentation>
 the traveler is married
</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
            <xs:enumeration value="Separated">
                <xs:annotation>
                    <xs:documentation>The traveler is separated.</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
            <xs:enumeration value="Single">
                <xs:annotation>
                    <xs:documentation>The traveler is single.</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
            <xs:enumeration value="Widowed">
                <xs:annotation>
                    <xs:documentation>The traveler is widowed.</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
            <xs:enumeration value="Unknown">
                <xs:annotation>
                    <xs:documentation>The marital status of the traveler is unknown.</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
        </xs:restriction>
    </xs:simpleType>
</xs:attribute>