 Classical Producer of the Year
... that father and son producers Thomas and David Frost have both been presented Grammy Awards for Classical Producer of the Year?
... that father and son <a href="./Record_producer" id="mwEGA" rel="mw:WikiLink" title="Record producer">producers</a> <a href="./Thomas_Frost" id="mwEGE" rel="mw:WikiLink" title="Thomas Frost">Thomas</a> and <a href="./David_Frost_(producer)" id="mwEGI" rel="mw:WikiLink" title="David Frost (producer)">David Frost</a> have both been presented <a class="mw-redirect" href="./Grammy_Award" id="mwEGM" rel="mw:WikiLink" title="Grammy Award">Grammy Awards</a> for <b id="mwEGQ"><a href="./Grammy_Award_for_Producer_of_the_Year,_Classical" id="mwEGU" rel="mw:WikiLink" title="Grammy Award for Producer of the Year, Classical"> Classical Producer of the Year</a></b>?