<simpleType name="specialGroup.Core.Vocabulary">
    <annotation>
        <documentation>If the events covered are for special groups. Can be school-oriented, age-oriented, or group names, like Firefighters.</documentation>
    </annotation>
    <restriction base="string">
        <enumeration value="college" />
        <enumeration value="senior" />
        <enumeration value="junior" />
        <enumeration value="high-school" />
    </restriction>
</simpleType>