| <?xml version="1.0"?> | |
| <docs> | |
| <doc1> | |
| <a level="1">A1</a> | |
| <b level="1">B2</b> | |
| <c level="1">C3</c> | |
| </doc1> | |
| <doc2> | |
| <a level="2">A1</a> | |
| <b level="2">B2</b> | |
| <c level="2">C3</c> | |
| <doc3> | |
| <a level="3">A1</a> | |
| <bat level="3">B22</bat> | |
| <cat level="3">C33</cat> | |
| </doc3> | |
| </doc2> | |
| </docs> |