Event: 2022 Douglas Rapid

Opponent Rating Result
Neil T Davies 1987 0 - 1
Howard EJ Dobson 1812 1 - 0
Paul Smith 1803 0 - 1
David Dunkley 0 0 - 1
John Costello 1774 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1235 = (7376 + 400 * (1 - 4)) / 5)

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