"An Essay on Criticism"
...that Alexander Pope's "An Essay on Criticism" is a poem written in heroic couplets?
...that <a href="./Alexander_Pope" id="mw4A" rel="mw:WikiLink" title="Alexander Pope">Alexander Pope</a>'s <b id="mw4Q">"<a href="./An_Essay_on_Criticism" id="mw4g" rel="mw:WikiLink" title="An Essay on Criticism">An Essay on Criticism</a>"</b> is a <a class="mw-redirect" href="./Poem" id="mw4w" rel="mw:WikiLink" title="Poem">poem</a> written in <a href="./Heroic_couplet" id="mw5A" rel="mw:WikiLink" title="Heroic couplet">heroic couplets</a>?