<xsd:group name="イベント型-固有要素グループ">
    <xsd:sequence>
        <xsd:element ref="ic:名称" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:関連組織" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:開催場所" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:期間" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:参加方法" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:連絡先" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:要約" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:関連イベント" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:人数" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:キーワード" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:料金" minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="ic:利用対象" minOccurs="0" maxOccurs="unbounded" />
    </xsd:sequence>
</xsd:group>