It was the lonely hour of fifteen. Winston could not now remember how he had come to be in the cafe at such a time. The place was almost empty. A tinny music was trickling from the telescreens. The three men sat in their corner almost motionless, never speaking. Uncommanded, the waiter brought fresh glasses of gin. There was a chessboard on the table beside them, with the pieces set out but no game started. And then, for perhaps half a minute in all, something happened to the telescreens. The tune that they were playing changed, and the tone of the music changed too. There came into it—but it was something hard to describe. It was a peculiar, cracked, braying, jeering note: in his mind Winston called it a yellow note. And then a voice from the telescreen was singing: