SchemaExample.xaml

<!-- <SnippetSchemaExampleWholePage> -->
<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
  <RichTextBox>
    <FlowDocument>
      
      <!-- Normally a table would have multiple rows and multiple
           cells but this code is for demonstration purposes.-->
      <Table>
        <TableRowGroup>
          <TableRow>
            <TableCell>
              <Paragraph>

                <!-- The schema does not actually require
                     explicit use of the Run tag in markup. It 
                     is only included here for clarity. -->
                <Run>Paragraph in a Table Cell.</Run>
              </Paragraph>
            </TableCell>
          </TableRow>
        </TableRowGroup>
      </Table>

    </FlowDocument>
  </RichTextBox>
</Page>
<!-- </SnippetSchemaExampleWholePage> -->