Event: Division 4

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Opponent Rating Result
Thomas Plummer 1367 0 - 1
Roy G Watson 1496 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1232 = (2863 + 400 * (0 - 1)) / 2)

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Opponent Rating Result
Richard Buxton 1462 0 - 1
Patrick Eaton 1425 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1244 = (2887 + 400 * (0 - 1)) / 2)