Event: North Norfolk Rapidplay (25|10)

Opponent Rating Result
David L Jones 1516 1 - 0
David P Jones 1425 0 - 1
David P Jones 1425 1 - 0
Tony R Larner 1499 0 - 1
Jacob Mulligan 1015 1 - 0
Jacob Mulligan 1015 1 - 0
David L Jones 1522 0 - 1
Chris Perkins 1682 0 - 1
Chris Perkins 1682 1 - 0
Michael J Gibbons 1854 0 - 1
Michael J Gibbons 1854 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1535 = (16489 + 400 * (6 - 5)) / 11)

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