Jan Rychlík
... that Czech composer Jan Rychlík played the drums in the jazz orchestra of Karel Vlach?
... that <a class="mw-redirect" href="./Czech_people" id="mwA0Y" rel="mw:WikiLink" title="Czech people">Czech</a> <a href="./Composer" id="mwA0c" rel="mw:WikiLink" title="Composer">composer</a> <b id="mwA0g"><a href="./Jan_Rychlík" id="mwA0k" rel="mw:WikiLink" title="Jan Rychlík">Jan Rychlík</a></b> played the <a class="mw-redirect" href="./Drums" id="mwA0o" rel="mw:WikiLink" title="Drums">drums</a> in the <a href="./Big_band" id="mwA0s" rel="mw:WikiLink" title="Big band">jazz orchestra</a> of <a href="./Karel_Vlach" id="mwA0w" rel="mw:WikiLink" title="Karel Vlach">Karel Vlach</a>?