Event: NSDCA Division 2

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Opponent Rating Result
George Bulbeck 1599 0 - 1
Evan Clark 1707 0 - 1
Chinenye Basil-Nwachuku 1600 1 - 0
Mark W Beech 1500 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1602 = (6406 + 400 * (2 - 2)) / 4)

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