A featured article exemplifies Wikipedia's very best work and is distinguished by professional standards of writing, presentation, and sourcing. In addition to meeting the policies regarding content for all Wikipedia articles, it has the following attributes.
well-written: its prose is engaging and of a professional standard;
comprehensive: it neglects no major facts or details and places the subject in context;
a lead: a concise lead section that summarizes the topic and prepares the reader for the detail in the subsequent sections;
appropriate structure: a substantial but not overwhelming system of hierarchical section headings; and
consistent citations: where required by criterion 1c, consistently formatted inline citations using footnotes—see citing sources for suggestions on formatting references. Citation templates are not required.