<key name="objects">xoa</key>
<key name="notations">xoa_notation</key>
<key name="include">basics/pts.ma</key>
<key name="ex">1 2</key>
<key name="objects">xoa</key>
<key name="notations">xoa_notation</key>
<key name="include">basics/pts.ma</key>
<key name="ex">1 2</key>