XML/XQuery/position

Attempting to use the position function

   <source lang="xml">

File: Data.xml

<order>

 <car model="A">
   <id>0001</id>
   <name language="en">name 1</name>
 </car>
 <car model="B">
   <id>0002</id>
   <name language="en">name 2</name>
 </car>
 <car model="B">
   <id>0003</id>
   <name language="en">name 3</name>
 </car>

</order>

File: Query.xquery

for $prod in doc("Data.xml")//car[@model = ("B", "A")]

return

{$prod/position()}. {data($prod/name)}

Output: <?xml version="1.0" encoding="UTF-8"?>

1. name 1

1. name 2

1. name 3

</source>