Question: During which war was the boat built which is on display at a museum in Oregon and was constructed at a city in the "Silicon Beach"?
{'answer': 'World War II', 'supporting_facts': [['Playa Vista, Los Angeles', 0], ['Playa Vista, Los Angeles', 1], ['Playa Vista, Los Angeles', 3], ['Hughes H-4 Hercules', 0], ['Hughes H-4 Hercules', 1], ['Hughes H-4 Hercules', 5]]}