double century
... that Javed Miandad is the youngest batsman, and the only teenager, to score a double century in Test cricket?
... that <a href="./Javed_Miandad" id="mwCdU" rel="mw:WikiLink" title="Javed Miandad">Javed Miandad</a> is the youngest <a class="mw-redirect" href="./Batsman" id="mwCdY" rel="mw:WikiLink" title="Batsman">batsman</a>, and the only teenager, to score a <b id="mwCdc"><a href="./List_of_international_cricket_centuries_by_Javed_Miandad" id="mwCdg" rel="mw:WikiLink" title="List of international cricket centuries by Javed Miandad">double century</a></b> in <a href="./Test_cricket" id="mwCdk" rel="mw:WikiLink" title="Test cricket">Test cricket</a>?