<xs:element name="edart">
  <xs:complexType>
    <xs:sequence>
      <xs:element name="load_forecast" type="load_forecastType"/>
    </xs:sequence>
  </xs:complexType>
</xs:element>

<xs:element name="load_forecast" type="load_forecastType"/>

<xs:element name="forecast_date" type="xs:date"/>

<xs:element name="hour_ending" nillable="true">
  <xs:simpleType>
    <xs:restriction base="xs:positiveInteger">
      <xs:minInclusive value="1"/>
      <xs:maxInclusive value="24"/>
    </xs:restriction>
  </xs:simpleType>
</xs:element>

<xs:element name="load_type">
  <xs:simpleType>
    <xs:restriction base="xs:string">
      <xs:enumeration value="daily"/>
      <xs:enumeration value="monthly"/>
      <xs:enumeration value="weekly"/>
      <xs:enumeration value="hourly"/>
    </xs:restriction>
  </xs:simpleType>
</xs:element>

<xs:element name="net_interchange" type="xs:integer" default="0" nillable="true"/>

<xs:element name="operating_reserve" type="xs:int" default="0" nillable="true"/>

<xs:element name="peak_mw" type="xs:positiveInteger"/>

<xs:complexType name="load_forecastType">
  <xs:sequence>
    <xs:element name="submission" type="submissionType" maxOccurs="unbounded"/>
  </xs:sequence>
</xs:complexType>

<xs:element name="submission" type="submissionType" maxOccurs="unbounded"/>

<xs:complexType name="submissionType">
  <xs:sequence>
    <xs:element ref="load_type"/>
    <xs:element ref="forecast_date"/>
    <xs:element ref="hour_ending" minOccurs="0"/>
    <xs:element ref="peak_mw"/>
    <xs:element ref="net_interchange" minOccurs="0"/>
    <xs:element ref="operating_reserve" minOccurs="0"/>
  </xs:sequence>
</xs:complexType>