คู่ต่อสู้คนใดมีรอบมากกว่า 1 และ PFP: Ring of Fire เท่ากัน?
Which opponent had a round of more than 1 and an even of PFP: ring of fire?
df = pd.DataFrame(columns=['opponent', 'round', 'event'])
df[(df['round'].astype(int) > 1) & (df['event'] == 'pfp: ring of fire')]['opponent']