Question: WHO WAS THE STAGE WINNER IN THE STAGE WHERE MICHAEL ALBASINI WON THE METAS VOLANTES CLASSIFICATION?
Schema: create table table_21804557_18 (stage__winner_ varchar, metas_volantes_classification varchar, PRIMARY KEY (stage__winner_))
SQL: select stage__winner_ from table_21804557_18 where metas_volantes_classification = "michael albasini"