user: Question: What is the number of goals against when the played is more than 38?
Columns: ['Position', 'Club', 'Played', 'Points', 'Wins', 'Draws', 'Losses', 'Goals for', 'Goals against', 'Goal Difference']
Types: ['real', 'text', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'Granada CF', 38.0, 47.0, 22.0, 3.0, 13.0, 79.0, 45.0, 34.0]
SQL:

assistant: SELECT "Goals against" FROM "Table" WHERE "Played" > 38.0;