| <grammar xmlns="http://relaxng.org/ns/structure/1.0" > | |
| <start> | |
| <element name="foo"> | |
| <attribute> | |
| <choice> | |
| <name>alpha</name> | |
| <name>bravo</name> | |
| </choice> | |
| <choice> | |
| <value>none</value> | |
| <value>all</value> | |
| </choice> | |
| </attribute> | |
| </element> | |
| </start> | |
| </grammar> |