Event: Stockton Heath Club Championship

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Opponent	Rating	Result
Ivan Elisseev-Siuda	1034	1 - 0
Isaac Elwin	1135	0 - 1
Oliver Ducker	1014	1 - 0
Alfie Gardiner-Johnson	1050	1 - 0
Kento Pilditch	991	1 - 0
Jack Signorini	1191	0 - 1

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

1203 = (6415 + 400 * (4 - 2)) / 6)