Question: Which center for the San Antonio Spurs in the National Basketball Association (NBA) averaged 25.6 points, 13.0 rebounds, and 3.9 blocks per game?
{'answer': 'David Robinson', 'supporting_facts': [['1990–91 San Antonio Spurs season', 1], ['1990–91 San Antonio Spurs season', 4], ['David Robinson (basketball)', 0]]}