Event: Rolls-Royce Club Comp 2019-20

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Opponent	Rating	Result
Gilberto Templo	53	1 - 0
Ranjit Nath	157	0 - 1
Tomasz D Adamski	121	0 - 1

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

-23 = (331 + 400 * (1 - 2)) / 3)