user: Question: Name the pinyin for 657 date
Columns: ['Date (CE)', 'Text', 'Simplified characters', 'Traditional characters', 'Pinyin', 'Wade-Giles', 'Literal meaning']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['c. 406', 'Weimojiesuoshuojing', '心如猿猴', '心如猨猴', 'xīn rú yuánhóu', 'hsin ju yuan-hou', '"mind like a monkey"']
SQL:

assistant: SELECT "Pinyin" FROM "Table" WHERE "Date (CE)" = '657';