Event: South Bristol Junior Championship

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Opponent	Rating	Result
Thoshith Mabbu	0	1 - 0
Charliey Cooper	1377	1 - 0
Soumil Saha	1389	0 - 1
Advay Misra	1186	1 - 0
David Kowalski	1283	1 - 0
Jonathan Zeng	1407	0 - 1
Elliott Bleeg	1427	½ - ½

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

1267 = (8069 + 400 * (4 - 2)) / 7)