Nimzo-Indian Defense: St. Petersburg Variation · 55 half-moves · 2/17/2026
| # | Phase | White | Time | Black | Time |
|---|---|---|---|---|---|
| 1 | Open. | — | — | ||
| 2 | Open. | 6s | 18s | ||
| 3 | Open. | 34s | 1m 24s | ||
| 4 | Open. | 21s | 1m 1s | ||
| 5 | Open. | 9s | 35s | ||
| 6 | Open. | 5s | 1m 3s | ||
| 7 | Open. | 5s | 5m 17s | ||
| 8 | Open. | 7s | 1m 4s | ||
| 9 | Open. | 54s | 6m 47s | ||
| 10 | Open. | 43s | 1m 41s | ||
| 11 | Open. | 13s | 2m 36s | ||
| 12 | Open. | 53s | 5m 49s | ||
| 13 | Open. | 27s | 1m 34s | ||
| 14 | Open. | 4m 49s | 4m 45s | ||
| 15 | Open. | 5s | 32s | ||
| 16 | MG | 3m 41s | 6m 53s | ||
| 17 | MG | 5m 51s | 18 min | ||
| 18 | MG | 1m 47s | 2m 19s | ||
| 19 | MG | 9m 8s | 4m 39s | ||
| 20 | MG | 5s | 10 min | ||
| 21 | MG | 2m 3s | Mistake-181 cp+0.9 → +2.7 | 5m 38s | |
| 22 | MG | 10 min | 1m 22s | ||
| 23 | MG | 1m 32s | 8m 16s | ||
| 24 | MG | 9m 9s | Mistake-104 cp+2.6 → +3.6 | 1m 55s | |
| 25 | MG | 7s | 4m 9s | ||
| 26 | MG | 6m 11s | 3m 43s | ||
| 27 | MG | 19s | 30s | ||
| 28 | MG | 3m 32s | — | — |
Positions where players took the most time — the arrow shows the move actually played.
Total time White
1h 3 min
Chatalbashev, Boris
Total time Black
1h 42 min
Dignam, Matthew
Gap
39 min
Dignam, Matthew used more clock
| Phase | ♔ Chatalbashev, Boris | ♚ Dignam, Matthew |
|---|---|---|
Opening 15 moves | 9m 31s ≈ 41s / move | 34 min ≈ 2m 28s / move |
Middlegame 13 moves | 53 min ≈ 4m 9s / move | 1h 8 min ≈ 5m 42s / move |
Endgame 0 move | Not played in this phase | Not played in this phase |
Heat strip
Each cell = one move · green < 30s · yellow < 2min · amber < 8min · red ≥ 8min
Chatalbashev, Boris
White · Middlegame