user: Question: Record of 15-12-4, and a Game larger than 31 involves what highest December?
Columns: ['Game', 'December', 'Opponent', 'Score', 'Record']
Types: ['real', 'real', 'text', 'text', 'text']
Sample row: [26.0, 1.0, '@ Calgary Flames', '6 - 3', '14-9-3']
SQL:

assistant: SELECT MAX("December") FROM "Table" WHERE "Record" = '15-12-4' AND "Game" > 31.0;