Event: Summer Series

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Opponent Rating Result
Peter Townson 1477 ½ - ½
Stephen Rodgers 1677 ½ - ½
Tashil Lankapura 1377 0 - 1
Michael J Creaney 1657 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1347 = (6188 + 400 * (0 - 2)) / 4)

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