Question: WHO WAS THE STAGE WINNER IN THE STAGE WHERE Michael Albasini WON THE METAS VOLANTES CLASSIFICATION?
SQL: SELECT "Stage (Winner)" FROM "1-21804557-18" WHERE "Metas Volantes Classification" = 'Michael Albasini';

Question: Who got the mountains classification when Michael Albasini won the stage?
SQL: SELECT "Mountains Classification" FROM "1-21804557-18" WHERE "Metas Volantes Classification" = 'Michael Albasini';