user: Question: After December 19, what is the Game number with a Record of 21–4–7?
Columns: ['Game', 'December', 'Opponent', 'Score', 'Record', 'Points']
Types: ['real', 'real', 'text', 'text', 'text', 'real']
Sample row: [26.0, 4.0, 'Chicago Black Hawks', '5–2', '17–3–6', 40.0]
SQL:

assistant: SELECT "Game" FROM "Table" WHERE "Record" = '21–4–7' AND "December" > 19.0;