user: Question: What is the highest Game, when Team is "Celtics", and when High Assists is "Hedo Türkoğlu (4)"?
Columns: ['Game', 'Date', 'Team', 'Score', 'High points', 'High rebounds', 'High assists', 'Location Attendance', 'Series']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'May 4', '@ Celtics', 'W 95–90 (OT)', 'Rashard Lewis (18)', 'Dwight Howard (22)', 'Rafer Alston (7)', 'TD Banknorth Garden 18,624', '1–0']
SQL:

assistant: SELECT MAX("Game") FROM "Table" WHERE "Team" = 'Celtics' AND "High assists" = 'Hedo Türkoğlu (4)';