Player profile
Collinson, Mark I
Dossier
52 of 52 games analyzed.
Accuracy: 87.7%
Opened d4: 21/21
Castled kingside: 35Same-side castling: 35Did not castle: 3Castled queenside: 2Opposite-side castling: 2
Fianchettoed kingside: 21Played in the center: 14Played on the queenside: 11Played on the kingside: 10Fianchettoed queenside: 5
Active pieces: 31Space advantage: 28Isolated pawn: 27Kept the bishop pair: 24Sacrificed material: 24Initiated exchanges: 21Backward pawn: 19Missed tactics: 17Avoided exchanges: 9Played gambits: 4
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 21 games 9W 6D 6L
Catalan Opening 5 games 3W 2D 0L
Closed 4 games 3W 1D 0L
(unspecified)
4 games
3W
1D
0L
Open Defense 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Horwitz Defense 3 games 1W 1D 1L
(unspecified) 3 games 1W 1D 1L
(unspecified)
3 games
1W
1D
1L
King's Indian Defense 2 games 0W 1D 1L
Fianchetto Variation 2 games 0W 1D 1L
Yugoslav Variation, Exchange Line
1 game
0W
1D
0L
Immediate Fianchetto
1 game
0W
0D
1L
Indian Defense 2 games 2W 0D 0L
Tartakower Attack 2 games 2W 0D 0L
(unspecified)
2 games
2W
0D
0L
Queen's Gambit Declined 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Dutch Defense 2 games 1W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Knight Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Pawn Game 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Benko Gambit 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Bogo-Indian Defense 1 game 1W 0D 0L
Nimzowitsch Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Benoni Defense 1 game 0W 0D 1L
Fianchetto Variation 1 game 0W 0D 1L
Hastings Defense, Main Line
1 game
0W
0D
1L
Slav Defense 1 game 1W 0D 0L
Modern Line 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
As Black 19 games 3W 4D 12L
Tarrasch Defense 4 games 0W 2D 2L
Classical Variation 2 games 0W 1D 1L
Réti Variation
1 game
0W
0D
1L
(unspecified)
1 game
0W
1D
0L
Prague Variation 1 game 0W 1D 0L
Main Line
1 game
0W
1D
0L
Symmetrical Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Ruy Lopez 3 games 0W 1D 2L
Steinitz Defense 3 games 0W 1D 2L
(unspecified)
3 games
0W
1D
2L
English Opening 2 games 1W 0D 1L
Agincourt Defense 1 game 0W 0D 1L
Catalan Defense
1 game
0W
0D
1L
Symmetrical Variation 1 game 1W 0D 0L
Two Knights, Fianchetto Variation
1 game
1W
0D
0L
Bishop's Opening 2 games 0W 0D 2L
Vienna Hybrid 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Indian Defense 1 game 0W 0D 1L
Anti-Nimzo-Indian 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Zukertort Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Gambit Declined 1 game 0W 0D 1L
Tarrasch Defense 1 game 0W 0D 1L
Pseudo-Tarrasch
1 game
0W
0D
1L
Bird Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
St. George Defense 1 game 1W 0D 0L
Polish Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Polish Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Three Knights Opening 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Pawn Game 1 game 0W 0D 1L
Accelerated London System 1 game 0W 0D 1L
Steinitz Countergambit
1 game
0W
0D
1L
Blunders Top 4 of 219
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 52 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.10.11 | Round 2: Collinson, Mark I - Sahoo, Shivam | 2.46 | 2026.10.11 Sahoo, Shivam (343419194) (2017) | ½ | 88.60% | 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 | |
| 2026.10.10 | Round 1: Gray, Euan - Collinson, Mark I | 1.30 | 2026.10.10 Gray, Euan (2405180) (2122) | ½ | 84.20% | 1. d4 d5 2. c4 e6 3. Nc3 c5 | |
| 2026.09.27 | Hull 4NCL 2026 - Open | 5.20 | 2026.09.27 Sheppard, Derek Alan (425974) (1795) | ½ | 62.70% | 1. d4 e6 2. Nf3 Nf6 3. g3 d5 | |
| 2026.09.27 | Hull 4NCL 2026 - Open | 4.22 | 2026.09.27 Cuaresma, Gerald (499935) (1859) | 0 | 85.10% | 1. g3 d5 2. Nf3 c5 3. c4 e6 | |
| 2026.09.26 | Hull 4NCL 2026 - Open | 3.22 | 2026.09.26 Akeya-Price, Robert (430510) (1937) | 0 | 85.00% | 1. d4 Nf6 2. c4 e6 3. Nf3 c5 | |
| 2026.09.26 | Hull 4NCL 2026 - Open | 2.19 | 2026.09.26 Cooper, John G (469912) (2083) | 0 | 79.60% | 1. d4 d5 2. b4 Nf6 3. Nf3 e6 | |
| 2026.09.25 | Hull 4NCL 2026 - Open | 1.9 | 2026.09.25 Roe, Simon J (401471) (2195) | 0 | 74.90% | 1. d4 Nf6 2. c4 c5 3. d5 b5 | |
| 2026.08.09 | Round 7: Pritchett, Craig W - Collinson, Mark I | 7.7 | 2026.08.09 Pritchett, Craig W (2400065) (2178) | 0 | 87.30% | 1. Nf3 d5 2. e3 c5 3. c4 e6 | |
| 2026.08.08 | Round 6: Collinson, Mark I - Burnett, Jim | 6.11 | 2026.08.08 Burnett, Jim (402273) (1993) | 1 | 97.30% | 1. d4 d5 2. c4 e6 3. Nf3 c6 | |
| 2026.08.07 | Round 5: Dougherty, Michael - Collinson, Mark I | 5.3 | 2026.08.07 Dougherty, Michael (2601559) (2135) | 0 | 88.70% | 1. d4 d5 2. c4 e6 3. Nf3 c5 | |
| 2026.08.06 | Round 4: Collinson, Mark I - James, Geoffrey H | 4.10 | 2026.08.06 James, Geoffrey H (402346) (2047) | 1 | 96.30% | 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ | |
| 2026.08.05 | Round 3: Jerome, Stellio - Collinson, Mark I | 3.21 | 2026.08.05 Jerome, Stellio (496847) (1686) | 1 | 93.60% | 1. f4 c5 2. Nf3 Nc6 3. e3 d5 | |
| 2026.08.04 | Round 2: Collinson, Mark I - Townsend, M Paul | 2.7 | 2026.08.04 Townsend, M Paul (402320) (2102) | 0 | 88.40% | 1. d4 e6 2. Nf3 Nf6 3. g3 d5 | |
| 2026.08.03 | Round 1: Collins, Nigel - Collinson, Mark I | 1.32 | 2026.08.03 Collins, Nigel (343419011) (1542) | 1 | 87.60% | 1. c4 c5 2. Nc3 Nc6 3. g3 Nf6 | |
| 2025.10.26 | Round 5: Walker, Martin G - Collinson, Mark I | 5.8 | 2025.10.26 Walker, Martin G (410969) (2088) | 0 | 86.00% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 | |
| 2025.10.26 | Round 4: Collinson, Mark I - Surtees, Mike J | 4.14 | 2025.10.26 Surtees, Mike J (412619) (2080) | 1 | 88.10% | 1. d4 e6 2. Nf3 b6 3. g3 Bb7 | |
| 2025.10.25 | Round 3: Peart, Alan - Collinson, Mark I | 3.11 | 2025.10.25 Peart, Alan (343455433) (1956) | 0 | 88.20% | 1. e4 e5 2. Bc4 Nc6 3. Nc3 Nf6 | |
| 2025.10.25 | Round 2: Collinson, Mark I - Varley, Joe | 2.20 | 2025.10.25 Varley, Joe (461962) (2025) | 1 | 94.90% | 1. d4 Nf6 2. g3 c5 3. d5 b5 | |
| 2025.10.24 | Round 1: Dutton, Ian R - Collinson, Mark I | 1.10 | 2025.10.24 Dutton, Ian R (402184) (2183) | ½ | 96.00% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 | |
| 2025.09.07 | Hull 4NCL Congress 2025 - Open section. | 5.12 | 2025.09.07 Savage, Nicholas W (417157) (1966) | 1 | 47.80% | 1. d4 b5 2. e4 a6 3. Nf3 Bb7 | |
| 2025.09.07 | Hull 4NCL Congress 2025 - Open section. | 4.9 | 2025.09.07 Davies, Nigel R (404420) (2295) | 0 | 86.50% | 1. d4 Nf6 2. g3 c5 3. d5 e6 | |
| 2025.09.06 | Hull 4NCL Congress 2025 - Open section. | 3.19 | 2025.09.06 Ilett, Raymond J (414980) (1856) | 1 | 98.30% | 1. d4 Nf6 2. g3 c6 3. Bg2 d5 | |
| 2025.09.06 | Hull 4NCL Congress 2025 - Open section. | 2.9 | 2025.09.06 Nelson, Jonathan P (404195) (2108) | 0 | 87.90% | 1. d4 b5 2. Nf3 Bb7 3. Bf4 e6 | |
| 2025.09.05 | Hull 4NCL Congress 2025 - Open section. | 1.5 | 2025.09.05 Ciuravin, Andrei (14191474) (2075) | ½ | 88.50% | 1. d4 e6 2. Nf3 b6 3. g3 Bb7 | |
| 2025.01.19 | 32nd 4NCL Congress | 5.19 | 2025.01.19 Sasikumar, Srivathsan (343401279) (1919) | ½ | 91.30% | 1. d4 Nf6 2. c4 e6 3. g3 d5 | |
| 2025.01.19 | 32nd 4NCL Congress | 4.16 | 2025.01.19 Peart, Alan (343455433) (2012) | 0 | 83.70% | 1. e4 e5 2. Bc4 Be7 3. Qh5 g6 | |
| 2025.01.18 | 32nd 4NCL Congress | 3.17 | 2025.01.18 Zhu, Yaoyao (8601330) (1990) | ½ | 94.20% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2025.01.18 | 32nd 4NCL Congress | 2.25 | 2025.01.18 Rughani, Mahin (343417060) (1913) | 1 | 97.80% | 1. d4 c6 2. c4 d5 3. Nf3 Nf6 | |
| 2025.01.17 | 32nd 4NCL Congress | 1.16 | 2025.01.17 Larchikov, Maksym (34120815) (2050) | 0 | 86.70% | 1. d4 d5 2. c4 e6 3. Nc3 c5 | |
| 2024.09.08 | Round 5: Collinson, Mark I - Zhu, Yaoyao | 5.14 | 2024.09.08 Zhu, Yaoyao (8601330) (2004) | 0 | 92.20% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2024.09.07 | Round 3: Sharma, Devesh - Collinson, Mark I | 3.19 | 2024.09.07 Sharma, Devesh (2410818) (1886) | ½ | 87.80% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 | |
| 2024.09.07 | Round 2: Collinson, Mark I - Alan Peart | 2.17 | 2024.09.07 Alan Peart | 0 | 86.50% | 1. d4 Nf6 2. c4 g6 3. g3 Bg7 | |
| 2024.09.06 | Round 1: Ciuravin, Andrei - Collinson, Mark I | 1.6 | 2024.09.06 Ciuravin, Andrei (14191474) (2067) | 0 | 87.00% | 1. d4 d5 2. Bf4 c5 3. e3 Nc6 | |
| 2024.08.04 | Round 7: Collinson, Mark I - Hodge, Steve R | 7.10 | 2024.08.04 Hodge, Steve R (455954) (1962) | ½ | 93.00% | 1. d4 f5 2. Nf3 Nf6 3. h3 d5 | |
| 2024.08.03 | Round 6: Chapman, Terry P D - Collinson, Mark I | 6.3 | 2024.08.03 Chapman, Terry P D (413399) (2304) | 0 | 88.00% | 1. d4 d5 2. Nf3 c5 3. c4 e6 | |
| 2024.08.02 | Round 5: Collinson, Mark I - Wager, John D | 5.11 | 2024.08.02 Wager, John D (420204) (2035) | 1 | 92.50% | 1. d4 Nf6 2. c4 e6 3. g3 d5 | |
| 2024.08.01 | Round 4: Kilgour, David A. - Collinson, Mark I | 4.5 | 2024.08.01 Kilgour, David A. (2400901) (2165) | 0 | 84.80% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 | |
| 2024.07.31 | Round 3: Collinson, Mark I - Moore, Gerald | 3.8 | 2024.07.31 Moore, Gerald (403440) (2057) | 1 | 88.70% | 1. d4 f5 2. c4 Nf6 3. Nc3 d6 | |
| 2024.07.30 | Round 2: Guilfoyle, John M - Collinson, Mark I | 2.9 | 2024.07.30 Guilfoyle, John M (409189) (1987) | ½ | 97.00% | 1. d4 d5 2. c4 e6 3. Nc3 c5 | |
| 2024.07.29 | Round 1: Collinson, Mark I - Burnett, Jim | 1.11 | 2024.07.29 Burnett, Jim (402273) (2039) | 1 | 96.90% | 1. d4 d5 2. c4 e6 3. Nf3 c6 | |
| Round 7: Lawson, Maurice E - Collinson, Mark I | 7.2 | Lawson, Maurice E (419800) (1938) | ½ | 83.70% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 | ||
| Round 6: Collinson, Mark I - James, Geoffrey H | 6.16 | James, Geoffrey H (402346) (2088) | ½ | 83.40% | 1. d4 Nf6 2. g3 e6 3. Bg2 d5 | ||
| Round 5: De Coverly, Roger D - Collinson, Mark I | 5.6 | De Coverly, Roger D (405213) (1969) | ½ | 93.00% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 | ||
| Round 4: Collinson, Mark I - Clissold, Julian | 4.16 | Clissold, Julian (433772) | 1 | 91.20% | 1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 | ||
| Round 3: Hewson, Brian W R - Collinson, Mark I | 3.2 | Hewson, Brian W R (437484) (2062) | 0 | 78.20% | 1. d4 d5 2. Nf3 c5 3. e3 Nc6 | ||
| Round 2: Collinson, Mark I - Page, Mark E | 2.13 | Page, Mark E (417050) (2025) | 0 | 90.10% | 1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 | ||
| Round 1: Orton, Stephen L A - Collinson, Mark I | 1.9 | Orton, Stephen L A (414921) (2137) | 1 | 97.40% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 | ||
| 2023.10.22 | Round 5: Mark I Collinson - Brendan O'Gorman | 2023.10.22 Brendan O'Gorman | ½ | 70.10% | 1. d4 d5 2. c4 c6 3. cxd5 cxd5 | ||
| 2023.10.22 | Round 4: Bryan Hesler - Mark I Collinson | 2023.10.22 Bryan Hesler | ½ | 82.90% | 1. e4 e5 2. Nc3 f5 3. f4 Nf6 | ||
| 2023.10.21 | Round 3: Mark I Collinson - Alannah Ashton | 2023.10.21 Alannah Ashton | ½ | 92.20% | 1. d4 d5 2. c4 e6 3. Nf3 c5 | ||
| 2023.10.21 | Round 2: Mark I Collinson - Bryony Eccleston | 2023.10.21 Bryony Eccleston | 1 | 96.20% | 1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 | ||
| 2023.10.20 | Round 1: Hussam Al Haidar - Mark I Collinson | 2023.10.20 Hussam Al Haidar | 1 | 95.60% | 1. e4 e5 2. Nf3 d6 3. g3 f5 |