Event: Div 5 - P H Charles Trophy

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Opponent	Rating	Result
Martin Wilkes	1253	0 - 1
Ehsaan Ali	1227	½ - ½
Alex R Williams	1214	0 - 1

performance = (sum(opponents ratings) + 400(wins-losses)) / games

965 = (3694 + 400 * (0 - 2)) / 3)