ALEXANDER VINOKOUROV ชนะการจำแนกประเภททั่วไปในขั้นตอนใด
IN WHAT STAGE DID ALEXANDER VINOKOUROV WON THE GENERAL CLASSIFICATION?
df = pd.DataFrame(columns=['stage__winner_', 'general_classification'])
df[df['general_classification'] == 'Alexander Vinokourov']['stage__winner_'].tolist()