Event: Doncaster Bell Trophy

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Opponent	Rating	Result
Peter Convery	1855	1 - 0
Pete Micklethwaite	1761	½ - ½
Sean O McDonald	136	1 - 0
Ismet Berisha	163	1 - 0
Farrell P Clifford	1748	1 - 0
Zak Tomlinson	124	½ - ½
Sean O McDonald	136	1 - 0
Peter Convery	1855	1 - 0
Pete Micklethwaite	1761	1 - 0
Ismet Berisha	163	1 - 0
Farrell P Clifford	1748	1 - 0
Zak Tomlinson	124	1 - 0
Sean O McDonald	136	½ - ½
Sean O McDonald	136	1 - 0

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

1160 = (11846 + 400 * (11 - 0)) / 14)