Event: Five Counties Div 1

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Opponent	Rating	Result
Martin Durrant	0	½ - ½
Charlie B Nettleton	0	0 - 0
Shahjahon Saidmurodov	0	1 - 0
Aditya Verma	0	½ - ½
Ragarirai Ernest Karumazondo	0	½ - ½
Brian G Whyte	0	0 - 1
Neil D Willmott	0	1 - 0

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

67 = (0 + 400 * (2 - 1)) / 6)