ในปี 1988 Metro Champion คนไหนได้รองแชมป์ Memphis State?
In 1988, what Metro Champion had a Runner-up of Memphis State?
df = pd.DataFrame(columns=['metro_champion', 'runner_up', 'year'])
df[(df['runner_up']== 'memphis state') & (df['year'] == 1988) ]['metro_champion']