| Player data |
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 | SNo | 44 | FIDE | 1403 | Local | 1800 |
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| Name | IWASZKIEWICZ, Grzegorz | Fed | POL | R.ChessArbiter | 1487 |
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| Club | KSz Polonia Warszawa | Title | II | Local ID | PL-44805 |
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| Code | 21810214 | Sex | M | Birthday | 2007 |
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| Number of rated opponents: | 9 | Score vs. rated opponents: | 2.5 |
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| Average rating: | 1426 | Rating Change: | -1.72 |
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