To Par [a] คืออะไรเมื่อ Charles Coody Category:Articles ที่มี hCards เป็นแชมป์และปีนั้นเร็วกว่าปี 1973
What was the To Par [a] when Charles Coody Category:Articles with hCards was champion and the year was earlier than 1973?
df = pd.DataFrame(columns=['to_par_', 'a_', 'year', 'champion'])
df.loc[(df['year'] < 1973) & (df['champion'] == "charles coody category:articles with hcards"), 'to_par_'].values[0]