| Player data |
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 | SNo | 46 | FIDE | 1408 | Local | 1800 |
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| Name | Sienkiewicz, Szymon | Fed | POL | R.ChessArbiter | 1549 |
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| Club | KSz Maraton Łomża | Title | II | Local ID | PL-26643 |
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| Code | 1196006 | Sex | M | Birthday | 2001-10-28 |
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| | Opponnents |
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| Round | Color | Score | S.No. | Total | Local ID | Title | Name | FIDE | Local | Club |
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| 1 | b | 0 | 3 | 9.0 | PL-27934 | I | Kosakowski, Jakub | 1784 | 2000 | MKSz-MDK Białystok | | 2 | w | 1 | 68 | 5.0 | PL-31076 | III | Michalik, Hubert | 0 | 1600 | UKS SP3 w Bogatyni | | 3 | b | 0 | 87 | 4.5 | PL-51438 | IV | Łukowicz, Mateusz | 0 | 1400 | KSz Start Elbląg | | 4 | w | 0 | 64 | 5.0 | PL-26641 | II | Urbański, Wojciech | 0 | 1800 | TS Wisła Kraków | | 5 | b | 0 | 67 | 4.5 | PL-47431 | III | Ostaszewski, Bartłomiej | 0 | 1600 | KSz Polonia Warszawa | | 6 | b | 1 | 80 | 3.5 | PL-49288 | IV | Kowalski, Bogdan | 0 | 1400 | UKS Trzydziestka Olsztyn | | 7 | w | 0 | 69 | 4.0 | PL-36624 | III | Frank, Mateusz | 0 | 1600 | MKSz-MDK Białystok | | 8 | b | 1 | 75 | 3.5 | PL-38308 | III | Sikorski, Wojciech | 0 | 1600 | UKS Trzydziestka Olsztyn | | 9 | w | 0 | 60 | 5.0 | PL-41718 | II | Guzik, Kacper | 0 | 1800 | KKSz Urania Krosno | | 10 | w | 1 | 79 | 3.0 | PL-43732 | III | Mroczka, Mateusz | 0 | 1600 | UKS Gedanensis Gdańsk | | 11 | b | 0 | 72 | 5.0 | PL-33969 | III | Karczewski, Jan | 0 | 1600 | UKS Pałac Nieborów |
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| Number of rated opponents: | 1 | Score vs. rated opponents: | 0.0 |
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| Average rating: | 1784 | Rating Change: | -0.09 |
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