Event: 4-Board Division 1

Opponent Rating Result
Stuart Sharp 1405 ½ - ½
Ian Scott 1557 0 - 1
Steve Hughes 1439 1 - 0
Mark Robinson 1375 ½ - ½
David P Thrun 1345 0 - 1
Mark Robinson 1375 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1416 = (8496 + 400 * (2 - 2)) / 6)

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