Event: LCA Division 1

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Opponent	Rating	Result
Joe Kilshaw	2033	½ - ½
Joe Kilshaw	2033	1 - 0
Nick P Stead	2154	½ - ½
David H Coates	2013	½ - ½
Herman FF Kok	1854	1 - 0

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

2177 = (10087 + 400 * (2 - 0)) / 5)