%block-display.class; Block Display Class Elements

Names a graphic or other image-related element in the base Suite that cannot be used inline, but only as block elements. These block-level display elements are typically used at the same hierarchical level as a paragraph, although they may occur within the text of a table cell or paragraph.
<!ENTITY % block-display.class
                        "answer | answer-set |
                         boxed-text | chem-struct-wrap | code |
                         explanation | 
                         fig | graphic | media | preformat | 
                         question | question-wrap | 
                         question-wrap-group |
                         supplementary-material | table-wrap"        >