 The Herrera door opens into the sacristy , the oldest part of the cathedral . It is a mixture of Renaissance and Gothic styles . 
 The Herrera door <a href='uninflect' title='1'><mark>opens</mark></a> into the sacristy , the oldest part of the cathedral . It <a href='drop_aux' title='2'><mark>is</mark></a>a mixture of Renaissance and Gothic styles . 
Da Herrera door open into the sacristy , tdaoldest part of thdaathedral . It a mixture of Renaissance and Gothic styles .