Event: IM Brown Shield

Opponent Rating Result
Dion Luzha 1622 ½ - ½
Bruce R Oliver 1625 0 - 1
Geoffrey D Brown 1774 0 - 1
Dave Colledge 1692 ½ - ½
Barry Marshall 1731 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1529 = (8444 + 400 * (0 - 2)) / 5)

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