A Game Of Chess

Ron looked at Hermione and squirmed under her glare, laughing uneasily. "Well... you see..." he mumbled, not meeting her eyes. "Malfoy challenged him to game of chess," Dean said, ignoring Ron's panicked look and desperate plea to shut up. "If Ron wins, he'll get a hundred galleons, but if Malfoy wins you have to go on a date with the ferret."