Event: BSE Jnr Congress u13

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Opponent	Rating	Result
Annindya Ghare	1014	1 - 0
Oliver Richards	1061	1 - 0
Ethan Liu	1231	½ - ½
Vicktor Starodubcevs-Snaiders	1100	0 - 1
Anastasiia Stepanenko	0	1 - 0
Leon Edwards	1553	1 - 0

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

1193 = (5959 + 400 * (4 - 1)) / 6)