รุ่นไหนเบากว่า 3500 แต่ไม่ได้สร้างโดย 'บริษัท Ford Motor'?
Which models are lighter than 3500 but not built by the 'Ford Motor Company'?
{'CAR_MAKERS': {'Id': ['VARCHAR'], 'FullName': ['VARCHAR']}, 'MODEL_LIST': {'model': ['VARCHAR'], 'Model': ['VARCHAR'], 'Maker': ['VARCHAR']}, 'CARS_DATA': {'Id': ['VARCHAR'], 'weight': ['VARCHAR']}, 'CAR_NAMES': {'Model': ['VARCHAR'], 'MakeId': ['VARCHAR']}}
df[(df['weight'].astype(int) < 3500) & (df['FullName'] != 'Ford Motor Company')]['model'].unique()