user: Question: What is the highest number of rebounds of the San Antonio Spurs?
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: [1.0, 'November 3', 'Houston Rockets', 'W 118-106', 'X. McDaniel (24)', 'S. Kemp (10)', 'X. McDaniel , S. Threatt (7)', 'Seattle Center Coliseum 13,922', '1–0']
SQL:

assistant: SELECT MAX("High rebounds") FROM "Table" WHERE "Team" = 'San Antonio Spurs';