<cont xmlns="urn:augment">
<cont-leaf>string</cont-leaf>
<augmented-leaf xmlns="urn:test-augment0">str</augmented-leaf>
<another-augmented-leaf xmlns="urn:test-augment1">stri</another-augmented-leaf>
<a21 xmlns="urn:test-augment1">string</a21>
</cont>