Event: IM Brown Shield

Opponent Rating Result
John R Mercy 1794 ½ - ½
Roger W Jennings 1910 ½ - ½
Martina Flint 1931 0 - 1
Paul Pritchard 1798 ½ - ½
Dale H Cullum 1884 ½ - ½
Peter Shaw 2119 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1773 = (11436 + 400 * (0 - 2)) / 6)

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