Model

<!ENTITY % graphic-model
                        "(%access.class; | %abstract.class; | 
                          %address-link.class; | %caption.class; |
                          %id.class; | %kwd-group.class; | 
                          %label.class; |
                          %display-back-matter.class;)* "            >

Expanded Model

(alt-text | long-desc | abstract | email | ext-link | uri | caption | object-id | kwd-group | label | attrib | permissions)*