user: Question: When Marcus Camby (15) has the highest amount of rebounds what is the date?
Columns: ['Game', 'Date', 'Team', 'Score', 'High points', 'High rebounds', 'High assists', 'Location Attendance', 'Record']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [77.0, 'April 3', '@ Sacramento', 'W 98–87 (OT)', 'Brandon Roy (24)', 'Marcus Camby (15)', 'Brandon Roy (6)', 'ARCO Arena 12,875', '47-30']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "High rebounds" = 'Marcus Camby (15)';