Event: Walker Shield

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Opponent Rating Result
Paul Verrall 1414 1 - 0
John Scott 1370 1 - 0
Don Richards 1348 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1644 = (4132 + 400 * (2 - 0)) / 3)

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Opponent Rating Result
David Sawyer 1443 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1843 = (1443 + 400 * (1 - 0)) / 1)