Table:
text: 1977–78 New York Rangers season
Schedule and Results
December
Game December Opponent Score Record
35 28 Philadelphia Flyers 4 - 3 12-16-7
36 30 @ Washington Capitals 3 - 3 12-16-8
37 31 Buffalo Sabres 2 - 2 12-16-9

Question: What is the opponent if the game is "37" season for December 1977-78 New York Rangers schedule and results?