ผลลัพธ์ที่ได้บนพื้นแข็งด้วยคะแนน 4® 6, 6® 7(3) คืออะไร?
What outcome occurs on a hard surface with a score of 4–6, 6–7(3)?
df = pd.DataFrame(columns=['outcome', 'surface', 'score'])
df[(df['surface'] == 'hard') & (df['score'] == '4–6, 6–7(3)')]['outcome']