Event: Walker Shield

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Opponent Rating Result
Kenneth Keeler 1470 0 - 1
Clive J Le Baigue 1519 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1295 = (2989 + 400 * (0 - 1)) / 2)

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Opponent Rating Result
Kenneth Keeler 1480 0 - 1
Robert Cronin 1478 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1079 = (2958 + 400 * (0 - 2)) / 2)