Event: 2nd Yorkshire Rapidplay Championships - Open

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Opponent Rating Result
Mike Bramson 1948 1 - 0
Oliver Gill 2150 0 - 1
Mate Ther 2151 ½ - ½
Sean O McDonald 1989 1 - 0
Mike J Surtees 2082 ½ - ½
Arron Barker 2095 1 - 0
Alan Peart 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1945 = (12415 + 400 * (4 - 1)) / 7)

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