    class
    	HTML_CONSTANTS

    General
    	cluster: html
    	description: "Tags of subset of the HTML language. This class may be used as ancestor by classes needing its facilities"

    Ancestors
    	ANY

    Queries
    	Bold_end: STRING_8
    	Bold_start: STRING_8
    	Glossary_definition: STRING_8
    	Glossary_end: STRING_8
    	Glossary_start: STRING_8
    	Glossary_term: STRING_8
    	H1_end: STRING_8
    	H1_start: STRING_8
    	H2_end: STRING_8
    	H2_start: STRING_8
    	H3_end: STRING_8
    	H3_start: STRING_8
    	H4_end: STRING_8
    	H4_start: STRING_8
    	H5_end: STRING_8
    	H5_start: STRING_8
    	H6_end: STRING_8
    	H6_start: STRING_8
    	Horizontal_rule: STRING_8
    	Italic_end: STRING_8
    	Italic_start: STRING_8
    	Line_break: STRING_8
    	List_item_end: STRING_8
    	List_item_start: STRING_8
    	Ordered_list_end: STRING_8
    	Ordered_list_start: STRING_8
    	Paragraph_end: STRING_8
    	Paragraph_start: STRING_8
    	Preformatted_end: STRING_8
    	Preformatted_start: STRING_8
    	Unordered_list_end: STRING_8
    	Unordered_list_start: STRING_8