<xs:element name="ridgeOrValleyLines" type="gml:MultiCurvePropertyType" minOccurs="0"/>
<dem:ridgeOrValleyLines>
<gml:MultiCurve>
<gml:curveMember>
<gml:LineString>
<gml:posList>
<!--省略-->
</gml:posList>
</gml:LineString>
</gml:curveMember>
<!--省略-->
</gml:MultiCurve>
</dem:ridgeOrValleyLines>