<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
	<xs:element name="list">
		<xs:complexType>
			<xs:sequence maxOccurs="1" minOccurs="1">
				<xs:element name="item" maxOccurs="unbounded" minOccurs="1">
					<xs:complexType>
						<xs:sequence maxOccurs="1" minOccurs="1">
							<xs:element name="options" maxOccurs="51" minOccurs="1">
								<xs:complexType>
									<xs:attribute name="level" use="required">
										<xs:simpleType>
											<xs:restriction base="xs:nonNegativeInteger">
												<xs:minInclusive value="0" />
												<xs:maxInclusive value="50" />
											</xs:restriction>
										</xs:simpleType>
									</xs:attribute>
									<xs:attribute name="option1" use="required">
										<xs:simpleType>
											<xs:restriction base="xs:positiveInteger">
												<xs:minInclusive value="1" />
											</xs:restriction>
										</xs:simpleType>
									</xs:attribute>
									<xs:attribute name="option2">
										<xs:simpleType>
											<xs:restriction base="xs:positiveInteger">
												<xs:minInclusive value="1" />
											</xs:restriction>
										</xs:simpleType>
									</xs:attribute>
									<xs:attribute name="option3">
										<xs:simpleType>
											<xs:restriction base="xs:positiveInteger">
												<xs:minInclusive value="1" />
											</xs:restriction>
										</xs:simpleType>
									</xs:attribute>
								</xs:complexType>
							</xs:element>
						</xs:sequence>
						<xs:attribute name="id" use="required">
							<xs:simpleType>
								<xs:restriction base="xs:positiveInteger">
									<xs:minInclusive value="1" />
								</xs:restriction>
							</xs:simpleType>
						</xs:attribute>
					</xs:complexType>
				</xs:element>
			</xs:sequence>
		</xs:complexType>
	</xs:element>
</xs:schema>