Event: Summer League Division 4

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Opponent	Rating	Result
Dale Bannister-Gregory	1493	0 - 1
Ben Harpin	0	1 - 0
Michael Hughes	1753	½ - ½
Benjamin Layton	0	0 - 1
Connor Fairfield	1193	1 - 0
Lawrence Heijbroek	0	½ - ½
Mark A Walker	0	½ - ½
John HT Eddershaw	1319	1 - 0

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

770 = (5758 + 400 * (3 - 2)) / 8)