user: Question: Who had the most the most rebounds and how many did they have on April 1?
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: [76.0, 'April 1', 'Charlotte', 'W 89–77 (OT)', 'Dwight Howard (26)', 'Dwight Howard (14)', 'Hedo Türkoğlu (7)', 'Amway Center 18,969', '48–28']
SQL:

assistant: SELECT MAX("High rebounds") FROM "Table" WHERE "Date" = 'April 1';