Event: S&BCC 150th Anniversary Rapidplay

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Opponent Rating Result
Graham DJ Keane 0 0 - 1
Martin G Smith 0 0 - 1
Paul Ritchie 0 1 - 0
Antony C Hall 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

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

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