user: Question: How many games were played by the Vélez Sársfield team from 1989-90?
Columns: ['Team', 'Average', 'Points', 'Played', '1988-89', '1989-90', '1990-1991']
Types: ['text', 'text', 'real', 'real', 'text', 'text', 'real']
Sample row: ['Boca Juniors', '1.254', 143.0, 114.0, '49', '43', 51.0]
SQL:

assistant: SELECT "1989-90" FROM "Table" WHERE "Team" = 'Vélez Sársfield';