<xsd:group name="GenericCommodityAttributes.model">
    <xsd:sequence>
        <xsd:element name="grade" type="GenericCommodityGrade" minOccurs="0" maxOccurs="unbounded">
            <xsd:annotation>
                <xsd:documentation xml:lang="en">The grade(s) of material which can be delivered in seller's option.</xsd:documentation>
            </xsd:annotation>
        </xsd:element>
        <xsd:element name="settlementPeriods" type="GenericCommodityDeliveryPeriod" minOccurs="0" maxOccurs="unbounded">
            <xsd:annotation>
                <xsd:documentation xml:lang="en">Specifies the delivery time periods (normally used for electricity swaps).</xsd:documentation>
            </xsd:annotation>
        </xsd:element>
        <xsd:element name="loadType" type="LoadTypeEnum" minOccurs="0">
            <xsd:annotation>
                <xsd:documentation xml:lang="en">LoadType is a summary of the full description of the settlement periods with respect to the region. Used for describing Electricity delivery schedules (e.g. Base, Peak, Off-Peak, Custom).</xsd:documentation>
            </xsd:annotation>
        </xsd:element>
        <xsd:element name="quantity" type="xsd:decimal" minOccurs="0">
            <xsd:annotation>
                <xsd:documentation xml:lang="en">The periodic quantity. Used in conjunction with the quantityFrequency to define quantity per period.</xsd:documentation>
            </xsd:annotation>
        </xsd:element>
        <xsd:element name="quantityFrequency" type="CommodityQuantityFrequency" minOccurs="0">
            <xsd:annotation>
                <xsd:documentation xml:lang="en">The frequency at which the Notional Quantity is deemed to apply for purposes of calculating the Total Notional Quantity.</xsd:documentation>
            </xsd:annotation>
        </xsd:element>
        <xsd:element name="fixedPrice" type="FixedPrice" minOccurs="0">
            <xsd:annotation>
                <xsd:documentation xml:lang="en">Fixed price on which fixed payments are based.</xsd:documentation>
            </xsd:annotation>
        </xsd:element>
        <xsd:element name="interconnectionPoint" type="InterconnectionPoint" minOccurs="0">
            <xsd:annotation>
                <xsd:documentation xml:lang="en">Identification of the border(s) or border point(s) of a transportation contract.</xsd:documentation>
            </xsd:annotation>
        </xsd:element>
    </xsd:sequence>
</xsd:group>