the sewers under Cologne
... that a chandelier in the sewers under Cologne provides light for jazz and classical music performances?
... that a chandelier in <b id="mwAo8"><a href="./Cologne_sewerage_system" id="mwApA" rel="mw:WikiLink" title="Cologne sewerage system">the sewers under Cologne</a></b> provides light for jazz and classical music performances?