ขั้นตอนใดที่สอดคล้องกับ Banesto และ Tony Rominger
Which stage corresponds to Banesto and Tony Rominger?
df = pd.DataFrame(columns=['stage', 'team_classification', 'points_classification'])
df.loc[(df['team_classification'] == 'banesto') & (df['points_classification'] == 'tony rominger'), 'stage'].iloc[0]