<?xml version="1.0"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified">
<xs:element name="SokobanLevels">
<xs:complexType>
<xs:sequence>
<xs:element name="Title" type="xs:string"/>
<xs:element name="Description" type="xs:string"/>
<xs:element name="Email" type="xs:string" minOccurs="0" maxOccurs="1"/>
<xs:element name="Url" type="xs:string" minOccurs="0" maxOccurs="1"/>
<xs:element name="LevelCollection" type="Collection_T"/>
</xs:sequence>
<xs:attribute name="xmlns:xsi" type="xs:string" default="http://www.w3.org/2001/XMLSchema-instance"/>
<xs:attribute name="xsi:schemaLocation" type="xs:string" default="SokobanLev.xsd"/>
</xs:complexType>
</xs:element>
<xs:complexType name="Collection_T">
<xs:sequence>
<xs:element name="Level" type="Level_T" minOccurs="1" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute name="Copyright" type="xs:string" use="required"/>
<xs:attribute name="MaxWidth" type="xs:positiveInteger"/>
<xs:attribute name="MaxHeight" type="xs:positiveInteger"/>
</xs:complexType>
<xs:complexType name="Level_T">
<xs:sequence>
<xs:element name="L" type="Line_T" minOccurs="1" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute name="Id" type="xs:string" use="required"/>
<xs:attribute name="Width" type="xs:positiveInteger"/>
<xs:attribute name="Height" type="xs:positiveInteger"/>
<xs:attribute name="Copyright" type="xs:string"/>
</xs:complexType>
<xs:simpleType name="Line_T">
<xs:restriction base="xs:string">
<xs:whiteSpace value="preserve"/>
<xs:pattern value="([ \.*$+@#])+"/>
</xs:restriction>
</xs:simpleType>
</xs:schema>