Player profile
Marsh, Roger D W
Dossier
9 of 10 games analyzed.
Accuracy: 87.4%
Opened d4: 6/6
Same-side castling: 8Castled kingside: 7Castled queenside: 1Did not castle: 1
Played in the center: 5Fianchettoed kingside: 4Played on the kingside: 3Played on the queenside: 3Fianchettoed queenside: 2
Initiated exchanges: 7Active pieces: 6Isolated pawn: 4Space advantage: 4Sacrificed material: 3Backward pawn: 3Kept the bishop pair: 3Missed tactics: 2Avoided exchanges: 1
Openings
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As White 6 games 2W 2D 2L
Queen's Gambit Declined 3 games 1W 2D 0L
Semi-Tarrasch Defense 1 game 1W 0D 0L
Exchange Variation
1 game
1W
0D
0L
Exchange Variation 1 game 0W 1D 0L
Reshevsky Variation
1 game
0W
1D
0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
King's Indian Defense 1 game 0W 0D 1L
Normal Variation 1 game 0W 0D 1L
Standard Development
1 game
0W
0D
1L
Dutch Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Nimzo-Indian Defense 1 game 0W 0D 1L
Classical Variation 1 game 0W 0D 1L
Noa Variation
1 game
0W
0D
1L
As Black 4 games 2W 1D 1L
Modern Defense 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
Queen's Pawn Game 1 game 0W 1D 0L
Modern Defense 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
English Opening 1 game 1W 0D 0L
Great Snake Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Blunders Top 4 of 44
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 10 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.09.13 | Round 5: Marsh, Roger D W - Donitova-Johnstone, Darima | 5.16 | 2026.09.13 Donitova-Johnstone, Darima (2410036) (1780) | 1 | 96.70% | 1. d4 Nf6 2. c4 e6 3. Nc3 d5 | |
| 2026.09.13 | Round 4: Al Dakl Alla, Humam - Marsh, Roger D W | 4.13 | 2026.09.13 Al Dakl Alla, Humam (2410150) (1736) | 0 | 75.10% | 1. d4 g6 2. e4 Bg7 3. Nf3 c6 | |
| 2026.09.12 | Round 3: Marsh, Roger D W - Queen, Ewan | 3.15 | 2026.09.12 Queen, Ewan (2418444) (1666) | ½ | 93.40% | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 | |
| 2026.09.12 | Round 2: Kane, Robert - Marsh, Roger D W | 2.15 | 2026.09.12 Kane, Robert (420468) (1792) | ½ | 76.70% | 1. d4 g6 2. Bg5 Bg7 3. Nf3 d6 | |
| 2026.09.11 | Round 1: Marsh, Roger D W - Yip, Oscar | 1.12 | 2026.09.11 Yip, Oscar (2413264) (1655) | 0 | 82.10% | 1. d4 d6 2. c4 Nf6 3. Nc3 g6 | |
| 2025.09.14 | Round 5: Marsh, Roger D W - Robinson, Stephen | 5.6 | 2025.09.14 Robinson, Stephen (2404184) (1895) | 1 | 87.50% | 1. d4 e6 2. c4 f5 3. g3 Nf6 | |
| 2025.09.14 | Round 4: Yip, Atticus - Marsh, Roger D W | 4.15 | 2025.09.14 Yip, Atticus (2413256) (1597) | 1 | - | 1. e4 g6 2. d4 Bg7 3. Nf3 c6 | |
| 2025.09.13 | Round 3: Marsh, Roger D W - Vadalia, Jainill | 3.6 | 2025.09.13 Vadalia, Jainill (2409399) (1958) | 0 | 91.30% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2025.09.13 | Round 2: McCusker, Kirsty - Marsh, Roger D W | 2.17 | 2025.09.13 McCusker, Kirsty (2404397) (1561) | 1 | 96.00% | 1. c4 g6 2. g3 Bg7 3. Bg2 e5 | |
| 2025.09.12 | Round 1: Marsh, Roger D W - Leah, Tom | 1.4 | 2025.09.12 Leah, Tom (450960) (2064) | ½ | 88.20% | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 |