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Player Profile
Player:
(Eg:
Carlsen,Magnus
)
Bosma, Jan
FIDE
:
FIDE Card
Years
:
2010-2017
Number of games
:
62
Number of wins
:
19
Number of draws
:
20
Number of losses
:
23
White score
:
13½/31 (43.55% - Average Elo: 1732.09)
Black score
:
15½/31 (50% - Average Elo: 1618.86)
Rating progression
Games
White wins
White draws
White losses
Black wins
Black draws
Black losses
Top wins
Bosma, Jan - Mesman, Edwyn (1849), NED-ch U15, Sneek (B08) - 2013
Bosma, Jan (1684) - Hartevelt, Leendert (1777), NED-ch U1820, Assen (A29) - 2017
Bosma, Jan - Kanters, Cor (1674), NED-ch U15, Rotterdam (C41) - 2014
Bhattacharjee, Sourav (1631) - Bosma, Jan (1367), NED-ch U13, Rijswijk (B08) - 2011
Bootsma, Nick (1528) - Bosma, Jan (1684), NED-ch U1820, Assen (B04) - 2017
De Boer, Sipke (1442) - Bosma, Jan (1556), NED-ch U16, Rotterdam (E35) - 2016
Bosma, Jan - ? (29)
Kanters, Cor (1½/2)
Kevlishvili, Robby (1/2)
Bekedam, Tyro (½/1)
Beukema, Jasper (½/1)
Bhattacharjee, Sourav (½/1)
Corstjens, Rolf (½/1)
De Boer, Sipke (1/1)
De Feijter, Bas (0/1)
Dijkhuis, Sven (0/1)
Hartevelt, Leendert (1/1)
Kazarian, Anna Maja (0/1)
Klijn, Hugo (1/1)
Korenwinder, Tom (0/1)
Loutragotis, Dimitrios (0/1)
Luiten, Reinier (½/1)
Mesman, Edwyn (1/1)
Mouhdad, Yassine (0/1)
Nguyen, Kevin (0/1)
Pannebakker, Joost Jan (½/1)
Pols, Arne (½/1)
Rekveld, Bram (1/1)
Slomczewski, Michal (0/1)
Ten Have, Dimitri (1/1)
Titus, Branco (½/1)
Van Nimwegen, Martijn (½/1)
Vandeputte, Samuel (½/1)
Vereggen, Lars (0/1)
Wagenvoorde, Guido (0/1)
Yang, Wang (0/1)
? - Bosma, Jan (31)
Baselmans, Luuk (½/1)
Baselmans, Sam (½/1)
Bekedam, Tyro (½/1)
Bhattacharjee, Sourav (1/1)
Bootsma, Nick (1/1)
Bourgonjen, Ruben (1/1)
Brandwijk, Harm (0/1)
Chang, Hawkie (0/1)
De Boer, Bas (0/1)
De Boer, Sipke (1/1)
De Feijter, Bas (½/1)
Den Hartog, Marijn (0/1)
Dubbeldam, Bart (1/1)
Elgersma, Simon (0/1)
Hoeneveld, Maarten (1/1)
Janse, Alexander (0/1)
Kaiser, Jakob (½/1)
Klein, Jorik (1/1)
Kouwenhoven, Derk (½/1)
Kuiper, Adrian (0/1)
Nies, Levi (1/1)
Pols, Wiggert (0/1)
Roesink, Myron (0/1)
Schalij, Ties (1/1)
Steunenberg, Renso (½/1)
Van der Knijff, Gerhard (½/1)
Van der Noordaa, Daan (½/1)
Van Doren, Bas (0/1)
Van Kaam, Alex (1/1)
Van Nimwegen, Martijn (1/1)
Van Roon, Sjoerd (0/1)
Openings played as White (23)
A29 English, Four Knights, Kingside Fianchetto (1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.g3)
Average Elo:
1855.8
Result:
2/6 = 33.33%
B25 Sicilian, Closed (1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6)
Average Elo:
1676.33
Result:
1/3 = 33.33%
B22 Sicilian, Alapin (1.e4 c5 2.c3)
Average Elo:
1675
Result:
1/2 = 50%
E72 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.g3)
Average Elo:
1821
Result:
½/1 = 50%
C89 Ruy Lopez, Marshall (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5)
Average Elo:
1924
Result:
½/1 = 50%
C15 French, Winawer (1.e4 e6 2.d4 d5 3.Nc3 Bb4)
Average Elo:
1677
Result:
½/1 = 50%
D76 Neo-Grunfeld, 6.cd Nxd5, 7.O-O Nb6 (1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.cxd5 Nxd5 7.O-O Nb6)
Average Elo:
1363
Result:
1/1 = 100%
A16 English (1.c4 Nf6 2.Nc3)
Average Elo:
0
Result:
½/1 = 50%
C41 Philidor Defense (1.e4 e5 2.Nf3 d6)
Average Elo:
1674
Result:
1/1 = 100%
B26 Sicilian, Closed, 6.Be3 (1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3)
Average Elo:
1864
Result:
0/1 = 0%
C80 Ruy Lopez, Open (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4)
Average Elo:
982
Result:
1/1 = 100%
B07 Pirc (1.e4 d6 2.d4 Nf6)
Average Elo:
0
Result:
0/1 = 0%
C01 French, Exchange (1.e4 e6 2.d4 d5 3.exd5 exd5 4.Nc3 Nf6 5.Bg5)
Average Elo:
1317
Result:
0/1 = 0%
Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo:
0
Result:
½/1 = 50%
B08 Pirc, Classical (1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3)
Average Elo:
1849
Result:
1/1 = 100%
E65 King's Indian, Fianchetto, Yugoslav, 7.O-O (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O)
Average Elo:
2049
Result:
0/1 = 0%
D94 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3)
Average Elo:
0
Result:
½/1 = 50%
C63 Ruy Lopez, Schliemann Defense (1.e4 e5 2.Nf3 Nc6 3.Bb5 f5)
Average Elo:
1904
Result:
½/1 = 50%
C78 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O)
Average Elo:
0
Result:
1/1 = 100%
A00 Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo:
0
Result:
0/1 = 0%
C60 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5)
Average Elo:
1365
Result:
1/1 = 100%
A27 English, Three Knights System (1.c4 e5 2.Nc3 Nc6 3.Nf3)
Average Elo:
2334
Result:
0/1 = 0%
B23 Sicilian, Closed (1.e4 c5 2.Nc3)
Average Elo:
0
Result:
0/1 = 0%
Openings played as Black (18)
B08 Pirc, Classical (1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3)
Average Elo:
1466.33
Result:
4/7 = 57.14%
B07 Pirc (1.e4 d6 2.d4 Nf6)
Average Elo:
1263.5
Result:
2½/5 = 50%
B50 Sicilian (1.e4 c5 2.Nf3 d6)
Average Elo:
0
Result:
1½/2 = 75%
A03 Bird's Opening (1.f4 d5)
Average Elo:
1335
Result:
1½/2 = 75%
B04 Alekhine's Defense, Modern (1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3)
Average Elo:
1877.5
Result:
1/2 = 50%
B22 Sicilian, Alapin (1.e4 c5 2.c3)
Average Elo:
0
Result:
1/1 = 100%
D20 Queen's Gambit Accepted (1.d4 d5 2.c4 dxc4)
Average Elo:
0
Result:
1/1 = 100%
B33 Sicilian (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4)
Average Elo:
0
Result:
0/1 = 0%
B06 Robatsch (1.e4 g6)
Average Elo:
1190
Result:
1/1 = 100%
E92 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5)
Average Elo:
0
Result:
½/1 = 50%
Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo:
1780
Result:
0/1 = 0%
E61 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3)
Average Elo:
0
Result:
0/1 = 0%
A25 English (1.c4 e5 2.Nc3 Nc6)
Average Elo:
0
Result:
½/1 = 50%
B09 Pirc, Austrian Attack (1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4)
Average Elo:
0
Result:
0/1 = 0%
E35 Nimzo-Indian, Classical, Noa Variation, 5.cd ed (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.cxd5 exd5)
Average Elo:
1442
Result:
1/1 = 100%
B23 Sicilian, Closed (1.e4 c5 2.Nc3)
Average Elo:
1940
Result:
0/1 = 0%
D21 Queen's Gambit Accepted (1.d4 d5 2.c4 dxc4 3.Nf3)
Average Elo:
2107
Result:
0/1 = 0%
B03 Alekhine's Defense (1.e4 Nf6 2.e5 Nd5 3.d4)
Average Elo:
2189
Result:
0/1 = 0%