Event: Division 2

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Opponent	Rating	Result
Michael T Harris	2011	½ - ½
Chris M Strong	1806	½ - ½
Hayden Griffiths	1771	½ - ½

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

1863 = (5588 + 400 * (0 - 0)) / 3)