Event: WMA Spring League Division 1

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Opponent	Rating	Result
Kenneth G Coates	2042	0 - 1
Jaspar Goodall	1695	0 - 1
Scott Russell	1623	1 - 0
Kieran A Lappin	1623	1 - 0
Kenneth G Coates	2042	0 - 1
Jaspar Goodall	1695	0 - 1
Scott Russell	1623	1 - 0
Kieran A Lappin	1623	1 - 0

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

1746 = (13966 + 400 * (4 - 4)) / 8)