Event: IM Brown Shield

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Opponent	Rating	Result
Peter Gregory	1582	½ - ½
David W Stephenson	1823	0 - 1
Bien Cuaresma	1667	½ - ½
John M Allan	1806	1 - 0
David L Pedro	1748	½ - ½
Eric Lyu	1799	0 - 1
Shamil Khadaev	1683	0 - 1
Paul Howden	1676	½ - ½

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

1623 = (13784 + 400 * (1 - 3)) / 8)