Event: 2023/24 Rapidplay

Opponent Rating Result
Carl Purkiss 1767 0 - 1
Mark Philip Baldock 1503 0 - 1
Martin Griffin 1324 ½ - ½
Heather Enid Walker 1070 1 - 0
Mervyn J Hughes 1914 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1356 = (7578 + 400 * (1 - 3)) / 5)

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