Siberian apricot
... that the Siberian apricot has been studied as a source of biodiesel?
... that the <b id="mwDQs"><a href="./Prunus_sibirica" id="mwDQw" rel="mw:WikiLink" title="Prunus sibirica">Siberian apricot</a></b> has been studied as a source of <a href="./Biodiesel" id="mwDQ0" rel="mw:WikiLink" title="Biodiesel">biodiesel</a>?