input_spreadsheet.xlsx

<?xml version="1.0"?>
<Workbook xmlns="urn:schemas-microsoft-com:office:spreadsheet"
 xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet">
 <Worksheet ss:Name="Sheet1">
  <Table>
   <Row>
    <Cell><Data ss:Type="String">Name</Data></Cell>
    <Cell><Data ss:Type="String">Age</Data></Cell>
    <Cell><Data ss:Type="String">Department</Data></Cell>
   </Row>
   <Row>
    <Cell><Data ss:Type="String">John Doe</Data></Cell>
    <Cell><Data ss:Type="Number">28</Data></Cell>
    <Cell><Data ss:Type="String">Sales</Data></Cell>
   </Row>
   <Row>
    <Cell><Data ss:Type="String">Jane Smith</Data></Cell>
    <Cell><Data ss:Type="Number">34</Data></Cell>
    <Cell><Data ss:Type="String">Marketing</Data></Cell>
   </Row>
   <Row>
    <Cell><Data ss:Type="String">Bob Johnson</Data></Cell>
    <Cell><Data ss:Type="Number">45</Data></Cell>
    <Cell><Data ss:Type="String">IT</Data></Cell>
   </Row>
   <Row>
    <Cell><Data ss:Type="String">Alice Williams</Data></Cell>
    <Cell><Data ss:Type="Number">29</Data></Cell>
    <Cell><Data ss:Type="String">HR</Data></Cell>
   </Row>
  </Table>
 </Worksheet>
</Workbook>