Event: Thornaby Junior Chess Open Under 18

Opponent Rating Result
Sam Stevenson 1209 0 - 1
Omhle Lulama Sibanda 1167 ½ - ½
Tristan Green 1324 0 - 1
Zakariyya Ali Khan 0 1 - 0
Charles Hind 1083 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

797 = (4783 + 400 * (1 - 3)) / 5)

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