Event: 4-Board Division 2

Opponent Rating Result
Bryan Hesler 1710 1 - 0
Paul A Allison 1698 0 - 1
Richard O Callis 1684 ½ - ½
Paul SN Kendall 1925 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1654 = (7017 + 400 * (1 - 2)) / 4)

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