Event: MET Stevenson Cup

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Opponent	Rating	Result
Jim A Johnson	2043	0 - 1
David E Clear	1983	0 - 1
Dimitrios Kolomvas	2058	½ - ½
Jim A Johnson	2043	0 - 1
Peter R Wood	1990	½ - ½
Jean-Baptiste Jugand	2058	0 - 1
Kerry RP Kingston	1810	½ - ½

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

1769 = (13985 + 400 * (0 - 4)) / 7)