user: Question: Who had the most rebounds and how many did they have on January 19? 
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: [30.0, 'January 1', '@ Denver', 'L 86–104 (OT)', 'Jason Thompson (17)', 'DeMarcus Cousins (8)', 'Tyreke Evans (5)', 'Pepsi Center 17,466', '6–24']
SQL:

assistant: SELECT MAX("High rebounds") FROM "Table" WHERE "Date" = 'January 19';