most successful
... that Lemar is the most successful Fame Academy graduate with six top ten singles in the UK singles chart?
... that <a href="./Lemar" id="mwEKw" rel="mw:WikiLink" title="Lemar">Lemar</a> is the  <b id="mwEK0"><a class="mw-redirect" href="./List_of_music_releases_from_Fame_Academy_contestants" id="mwEK4" rel="mw:WikiLink" title="List of music releases from Fame Academy contestants">most successful</a></b> <a href="./Fame_Academy" id="mwEK8" rel="mw:WikiLink" title="Fame Academy">Fame Academy</a> graduate with six top ten singles in the <a class="mw-redirect" href="./UK_singles_chart" id="mwELA" rel="mw:WikiLink" title="UK singles chart">UK singles chart</a>?