CREATE TABLE table_285 ("Stage  ( Winner ) " TEXT, "General classification" TEXT, "Mountains classification" TEXT, "Points classification" TEXT, "Combination classification" TEXT, "Team Classification" TEXT)

IN WHAT STAGE DID ALEXANDER VINOKOUROV WON THE GENERAL CLASSIFICATION?
SELECT "Stage (Winner)" FROM table_285 WHERE "General classification" = 'Alexander Vinokourov'
SELECT "Stage (Winner)" FROM "table_285" WHERE "General classification" = 'Alexander Vinokourov'