5.5 http://schemas.microsoft.com/office/word/2010/wordprocessingCanvas Schema

 <xsd:schema elementFormDefault="qualified" targetNamespace="http://schemas.microsoft.com/office/word/2010/wordprocessingCanvas" xmlns="http://schemas.microsoft.com/office/word/2010/wordprocessingCanvas" xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" xmlns:w14="http://schemas.microsoft.com/office/word/2010/wordml" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:wpg="http://schemas.microsoft.com/office/word/2010/wordprocessingGroup" xmlns:wps="http://schemas.microsoft.com/office/word/2010/wordprocessingShape" xmlns:pic="http://schemas.openxmlformats.org/drawingml/2006/picture">
   <xsd:import schemaLocation="oartwordcontentpart.xsd" namespace="http://schemas.microsoft.com/office/word/2010/wordml"/>
   <xsd:import schemaLocation="oartwordgroup.xsd" namespace="http://schemas.microsoft.com/office/word/2010/wordprocessingGroup"/>
   <xsd:import schemaLocation="oartwordshape.xsd" namespace="http://schemas.microsoft.com/office/word/2010/wordprocessingShape"/>
   <xsd:import schemaLocation="oarte2oformat.xsd" namespace="http://schemas.openxmlformats.org/drawingml/2006/main"/>
   <xsd:import schemaLocation="picturee2o.xsd" namespace="http://schemas.openxmlformats.org/drawingml/2006/picture"/>
   <xsd:complexType name="CT_WordprocessingCanvas">
     <xsd:sequence minOccurs="1" maxOccurs="1">
       <xsd:element name="bg" type="a:CT_BackgroundFormatting" minOccurs="0" maxOccurs="1"/>
       <xsd:element name="whole" type="a:CT_WholeE2oFormatting" minOccurs="0" maxOccurs="1"/>
       <xsd:choice minOccurs="0" maxOccurs="unbounded">
         <xsd:element ref="wps:wsp"/>
         <xsd:element ref="pic:pic"/>
         <xsd:element ref="w14:contentPart"/>
         <xsd:element ref="wpg:wgp"/>
         <xsd:element name="graphicFrame" type="wpg:CT_GraphicFrame"/>
       </xsd:choice>
       <xsd:element name="extLst" type="a:CT_OfficeArtExtensionList" minOccurs="0" maxOccurs="1"/>
     </xsd:sequence>
   </xsd:complexType>
   <xsd:element name="wpc" type="CT_WordprocessingCanvas"/>
 </xsd:schema>