Sara Sheffield
... that mezzo-soprano Sara Sheffield is the first female feature vocalist in the history of the "the President's Own" United States Marine Band?
... that <a href="./Mezzo-soprano" id="mwAsQ" rel="mw:WikiLink" title="Mezzo-soprano">mezzo-soprano</a> <b id="mwAsU"><a href="./Sara_Sheffield" id="mwAsY" rel="mw:WikiLink" title="Sara Sheffield">Sara Sheffield</a></b> is the first female feature vocalist in the history of the <a href="./United_States_Marine_Band" id="mwAsc" rel="mw:WikiLink" title="United States Marine Band">"the President's Own" United States Marine Band</a>?