<?xml version="1.0" encoding="UTF-8"?>
<xs:schema elementFormDefault="qualified" targetNamespace="http://example.org/date-space/xsd"
  xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:ds="http://example.org/date-space/xsd">

  <xs:element name="dateSpace" type="ds:dateSpaceType"/>

  <xs:complexType name="dateSpaceType">
    <xs:sequence>
      <xs:element name="year" type="xs:int"/>
      <xs:element name="month" type="xs:int" nillable="true"/>
      <xs:element name="day" type="xs:int" nillable="true"/>
      <xs:element name="time" type="xs:time" minOccurs="1" maxOccurs="2"/>
    </xs:sequence>
  </xs:complexType>

  <xs:element name="result" type="xs:anyURI"/>

</xs:schema>