Event: Billingham Synthonia Chess Club June 2024 Rapid Play

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Opponent	Rating	Result
Nick Tadd	1281	1 - 0
Bernie Callaghan	1469	0 - 1
Gary Leighton	1340	½ - ½

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1363 = (4090 + 400 * (1 - 1)) / 3)