| <![%draft;[ | |
| <!ELEMENT book (comments*, title, body, supplements?)> | |
| <!ELEMENT comments EMPTY> | |
| ]]> | |
| <![%final;[ | |
| <!ELEMENT book (price,title, body, supplements?)> | |
| <!ELEMENT price EMPTY> | |
| ]]> | |
| <!ELEMENT title EMPTY> | |
| <!ELEMENT body EMPTY> | |
| <!ELEMENT supplements EMPTY> |