รองชนะเลิศด้วยสกอร์ 4×6, 3×6 คือเมื่อใด?
When was the outcome runner-up with a score of 4–6, 3–6?
df = pd.DataFrame(columns=['date', 'outcome', 'score'])
df[(df['outcome'] == "runner-up") & (df['score'] == "4–6, 3–6")]['date']