 ทีมที่ชนะ TO คือใครเมื่อทีมที่ชนะ TU คือ Joe Richardson
Who was the TO winning team when the TU winning team was Joe Richardson? 
df = pd.DataFrame(columns=['to_winning_team', 'tu_winning_team'])
df[df['tu_winning_team'] == 'Joe Richardson']['to_winning_team']