อะไรคือสถิติที่ส่งผลให้พ่ายแพ้ใน RSF: Shooto Challenge 2?
What is the record that resulted in a loss at the RSF: Shooto Challenge 2?
df = pd.DataFrame([], columns=['record', 'res', 'event'])
df[(df['res'] == 'loss') & (df['event'] == 'rsf: shooto challenge 2')]['record']