Player profile
Boyer-Olson, Jack
Dossier
30 of 32 games analyzed.
Accuracy: 89.6%
Opened d4: 12/12
Castled kingside: 26Same-side castling: 25Did not castle: 3
Fianchettoed kingside: 9Played on the queenside: 8Played in the center: 7Played on the kingside: 6Fianchettoed queenside: 3
Backward pawn: 23Active pieces: 22Sacrificed material: 22Initiated exchanges: 22Space advantage: 21Kept the bishop pair: 17Isolated pawn: 14Missed tactics: 7Avoided exchanges: 4Played gambits: 3
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 13 games 6W 5D 2L
Catalan Opening 7 games 2W 3D 2L
Closed 4 games 1W 2D 1L
Botvinnik Variation
2 games
0W
1D
1L
(unspecified)
2 games
1W
1D
0L
Open Defense 3 games 1W 1D 1L
Classical Line
2 games
0W
1D
1L
(unspecified)
1 game
1W
0D
0L
Slav Defense 3 games 3W 0D 0L
Modern Line 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Schlechter Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Czech Variation 1 game 1W 0D 0L
Wiesbaden Variation, Sharp Line
1 game
1W
0D
0L
Benoni Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Neo-Grünfeld Defense 1 game 0W 1D 0L
Ultra-Delayed Exchange Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Gambit Declined 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
As Black 18 games 11W 3D 4L
Sicilian Defense 11 games 7W 2D 2L
Lasker-Pelikan Variation 7 games 4W 1D 2L
Sveshnikov Variation, Chelyabinsk Variation
4 games
3W
1D
0L
(unspecified)
2 games
1W
0D
1L
Sveshnikov Variation
1 game
0W
0D
1L
Closed 2 games 1W 1D 0L
Anti-Sveshnikov Variation, with d6
2 games
1W
1D
0L
Keres Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Smith-Morra Gambit Accepted 1 game 1W 0D 0L
Pin Defense
1 game
1W
0D
0L
Slav Defense 2 games 1W 0D 1L
Modern Line 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Exchange Variation 1 game 1W 0D 0L
Boor Attack
1 game
1W
0D
0L
King's Indian Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Gambit Declined 1 game 0W 0D 1L
Modern Variation 1 game 0W 0D 1L
Knight Defense
1 game
0W
0D
1L
Réti Opening 1 game 1W 0D 0L
Anglo-Slav Variation 1 game 1W 0D 0L
with g3
1 game
1W
0D
0L
Rapport-Jobava System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Semi-Slav Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Blunders Top 4 of 121
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 32 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.09.20 | Round 5: Leandro Nicholas Ulloa Centeno - Boyer-Olson, Jack | 5.5 | 2026.09.20 Leandro Nicholas Ulloa Centeno | 1 | 97.10% | 1. e4 c5 2. Nc3 Nc6 3. Nf3 e5 | |
| 2026.09.20 | Round 4: Boyer-Olson, Jack - Kevin Xu | 4.9 | 2026.09.20 Kevin Xu | 1 | 86.20% | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 | |
| 2026.09.19 | Round 3: Loh, Summer - Boyer-Olson, Jack | 3.8 | 2026.09.19 Loh, Summer (39910202) (1727) | ½ | 91.10% | 1. e4 c5 2. Nc3 Nc6 3. Nf3 e5 | |
| 2026.09.13 | Round 5: Boyer-Olson, Jack - Wang, Connor Junda | 5.7 | 2026.09.13 Wang, Connor Junda (30991803) (1988) | ½ | 62.00% | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 | |
| 2026.09.13 | Round 4: Rohan Lee - Boyer-Olson, Jack | 4.8 | 2026.09.13 Rohan Lee | 1 | 97.10% | 1. Nf3 d5 2. g3 Nf6 3. Bg2 Nbd7 | |
| 2026.09.12 | Round 2: Goodrich, Elliott - Boyer-Olson, Jack | 2.9 | 2026.09.12 Goodrich, Elliott (39902064) (2138) | 0 | 78.00% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2026.06.14 | Round 3: Boyer-Olson, Jack - Belenky, Nicholas | 3.8 | 2026.06.14 Belenky, Nicholas (30978122) (2132) | 0 | - | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2026.04.19 | Round 5: Goodrich, Elliott - Boyer-Olson, Jack | 5.4 | 2026.04.19 Goodrich, Elliott (39902064) (1982) | 1 | 96.90% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2026.04.19 | Round 4: Boyer-Olson, Jack - Anatol, Luke Leon Robin | 4.5 | 2026.04.19 Anatol, Luke Leon Robin (39905500) (2097) | 1 | 96.10% | 1. d4 Nf6 2. c4 e6 3. Nf3 c5 | |
| 2026.04.18 | Round 3: Boyer-Olson, Jack - Statz, Isaac Hart | 3.8 | 2026.04.18 Statz, Isaac Hart (39913104) (1978) | ½ | 94.10% | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 | |
| 2026.04.05 | Round 5: Paruchuri, Naveen - Boyer-Olson, Jack | 5.7 | 2026.04.05 Paruchuri, Naveen (30964636) (1920) | 0 | 90.50% | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 | |
| 2026.02.08 | Round 5: Leandro Nicols Ulloa - Boyer-Olson, Jack | 5.10 | 2026.02.08 Leandro Nicols Ulloa | 1 | 86.20% | 1. e4 c5 2. Ne2 Nf6 3. Nbc3 d5 | |
| 2026.02.07 | Round 3: Sarkar, Justin - Boyer-Olson, Jack | 3.5 | 2026.02.07 Sarkar, Justin (2010011) (2288) | 0 | 78.10% | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 | |
| 2026.02.01 | Round 5: Leon Lee - Boyer-Olson, Jack | 5.13 | 2026.02.01 Leon Lee | ½ | 87.80% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2026.02.01 | Round 4: Boyer-Olson, Jack - Beckles, Jeremiah | 4.14 | 2026.02.01 Beckles, Jeremiah (39972585) (1810) | ½ | 89.20% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2026.01.31 | Round 3: Das, Aditeya - Boyer-Olson, Jack | 3.3 | 2026.01.31 Das, Aditeya (30975972) (2221) | 0 | 87.90% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2026.01.31 | Round 2: Boyer-Olson, Jack - Richardson Qiao | 2.15 | 2026.01.31 Richardson Qiao | 1 | 76.30% | 1. d4 Nf6 2. c4 e6 3. g3 d5 | |
| 2025.11.23 | Round 5: Boyer-Olson, Jack - Feng, Jayden | 5.3 | 2025.11.23 Feng, Jayden (39921000) | 0 | 74.90% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2025.11.23 | Round 4: Stark, Chloe A - Boyer-Olson, Jack | 4.4 | 2025.11.23 Stark, Chloe A (30977070) (1770) | 1 | 92.80% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.11.22 | Round 3: Boyer-Olson, Jack - Kevin Xu | 3.6 | 2025.11.22 Kevin Xu | 1 | 86.40% | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 | |
| 2025.11.22 | Round 2: Sehgal, Rohan - Boyer-Olson, Jack | 2.15 | 2025.11.22 Sehgal, Rohan (39984168) | 1 | - | 1. e4 c5 2. d4 cxd4 3. c3 dxc3 | |
| 2025.09.21 | Round 5: Viyaan Doddapaneni - Boyer-Olson, Jack | 5.3 | 2025.09.21 Viyaan Doddapaneni | 1 | 97.90% | 1. c4 c6 2. g3 Nf6 3. Bg2 d5 | |
| 2025.09.21 | Round 4: Boyer-Olson, Jack - Charles Bernstein | 4.6 | 2025.09.21 Charles Bernstein | 1 | 95.30% | 1. d4 Nf6 2. c4 e6 3. g3 d5 | |
| 2025.05.18 | Round 5: Lu, Lucas - Boyer-Olson, Jack | 5.9 | 2025.05.18 Lu, Lucas (39942120) (1925) | 1 | 94.60% | 1. d4 d5 2. Nc3 Nf6 3. Bf4 Bf5 | |
| 2025.05.18 | Round 4: Boyer-Olson, Jack - Kyle Dong | 4.5 | 2025.05.18 Kyle Dong | ½ | 92.00% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2025.04.20 | Round 5: Boyer-Olson, Jack - Shvarts, Tim | 5.2 | 2025.04.20 Shvarts, Tim (39927830) (2013) | ½ | 93.20% | 1. d4 Nf6 2. c4 e6 3. g3 d5 | |
| 2025.04.20 | Round 4: Kevin Stern - Boyer-Olson, Jack | 4.2 | 2025.04.20 Kevin Stern | 1 | 91.60% | 1. d4 d5 2. c4 c6 3. cxd5 cxd5 | |
| 2025.04.19 | Round 3: Boyer-Olson, Jack - Peyton, Nathan | 3.6 | 2025.04.19 Peyton, Nathan (39921972) (1820) | 1 | 98.10% | 1. d4 d5 2. c4 c6 3. Nc3 Nf6 | |
| 2025.04.19 | Round 2: Goto, Kenji - Boyer-Olson, Jack | 2.10 | 2025.04.19 Goto, Kenji (39954340) (1757) | 1 | 93.60% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.01.19 | Round 5: Chu, Leon - Boyer-Olson, Jack | 5.15 | 2025.01.19 Chu, Leon (39919854) (1775) | 1 | 96.10% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.01.18 | Round 3: Chachere, Theodore - Boyer-Olson, Jack | 3.15 | 2025.01.18 Chachere, Theodore (30957664) (1861) | ½ | 96.30% | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 | |
| Round 2: Corin Garteblaub - Boyer-Olson, Jack | 2.10 | Corin Garteblaub | 0 | 90.40% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 |