<x:schema xmlns:x="http://www.w3.org/2001/XMLSchema">

<x:simpleType name="IDENTIFIER">

<x:restriction base="x:NCName">

<x:pattern value="\w(\w|\d)*"/>

</x:restriction>

</x:simpleType>

<x:simpleType name="SimpleName">

<x:restriction base="IDENTIFIER"/>

</x:simpleType>

<x:simpleType name="NodeList">

<x:restriction base="x:string">

<x:pattern value="( |\t)*(\w(\w|\d)*)( |\t)*(,( |\t)*(\w(\w|\d)*)( |\t)*)*"/>

</x:restriction>

</x:simpleType>

<x:simpleType name="IdentifierList">

<x:restriction base="NodeList"/>

</x:simpleType>

<x:element name="Lattice" type="Lattice"/>

<x:complexType name="Lattice">

<x:sequence>

<x:element name="SecurityLabels" type="NodeList"/>

<x:element name="Ordering" type="EdgeLists"/>

<x:element name="ClearanceList" type="ClearanceLists"/>

</x:sequence>

<x:attribute name="name" type="SimpleName"/>

</x:complexType>

<x:complexType name="EdgeLists">

<x:sequence>

<x:element name="Order" type="NodeList" maxOccurs="unbounded"/>

</x:sequence>

</x:complexType>

<x:complexType name="ClearanceLists">

<x:sequence>

<x:element name="Clearance" type="ClearanceList" maxOccurs="unbounded"/>

</x:sequence>

</x:complexType>

<x:complexType name="ClearanceList">

<x:attribute name="names" type="IdentifierList"/>

<x:attribute name="labels" type="NodeList"/>

</x:complexType>

</x:schema>