Assertion: heading | /r/HasProperty | centred
Facets:
Source sentences:
text: Headings are generally bigger, and may be centred and/or bold; subheadings should be increasingly less noticeable than preceding subheadings.
text: headings: rarely used, when used is the top level (followed by 1, 2, 3, & 4), is centered and ALL UPPERCASE.
text: These same headings centered with <CENTER> & </CENTER> tags: