ฤดูกาลใดที่มีการแลกกับทีมโรงเรียน/สโมสรลาซาล?
Which season had a trade with the school/club team La Salle?
df = pd.DataFrame(columns=['season', 'acquisition_via', 'school_club_team'])
df[(df['acquisition_via'] == 'trade') & (df['school_club_team'] == 'la salle')]['season']