user: Question: Name the average grade for Şımarık Tarkan
Columns: ['Episode', 'Song', 'Average grade', 'Detailed grades', 'Classification (Judges)', 'Classification (Viewers)']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'No one Alicia Keys', '6.3', '6, 7, 6, 6', '8. place', '6. place']
SQL:

assistant: SELECT "Average grade" FROM "Table" WHERE "Song" = 'Şımarık Tarkan';