Peloursin
... that a vineyard crossing of Peloursin and Syrah produced the wine grape variety Petite Sirah?
... that a vineyard <a class="mw-redirect" href="./Crossing_(plant)" id="mwEFg" rel="mw:WikiLink" title="Crossing (plant)">crossing</a> of <b id="mwEFk"><a href="./Peloursin" id="mwEFo" rel="mw:WikiLink" title="Peloursin">Peloursin</a></b> and <a href="./Syrah" id="mwEFs" rel="mw:WikiLink" title="Syrah">Syrah</a> produced the wine grape variety <a class="mw-redirect" href="./Petite_Sirah" id="mwEFw" rel="mw:WikiLink" title="Petite Sirah">Petite Sirah</a>?