Event: Division Two

Opponent Rating Result
Daniel Shek 1942 ½ - ½
Ben Norton 1833 0 - 1
Max Walker 2065 ½ - ½
David Johnson 1735 ½ - ½
Armando Emilio Ayes 1827 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1800 = (9402 + 400 * (0 - 1)) / 5)

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