Opponent |
Rating |
Result |
Martin L Newbury |
0 |
½ - ½ |
John M Wiseman |
0 |
1 - 0 |
Richard W Ursell |
0 |
½ - ½ |
Michael J Krawczuk |
0 |
0 - 1 |
Tomasz Wilamowski |
0 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-80 = (0 + 400 * (1 - 2)) / 5)
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