<simpleType name="penaltyLevel.Soccer.Vocabulary">
    <restriction base="string">
        <enumeration value="yellow-card">
            <annotation>
                <documentation>Penalty shown by a yellow card - also known as a caution.</documentation>
            </annotation>
        </enumeration>
        <enumeration value="red-card">
            <annotation>
                <documentation>Penalty shown as a red card - also known as an ejection.</documentation>
            </annotation>
        </enumeration>
    </restriction>
</simpleType>