Roberson, Peter T (2436)vsMaciol, Ryszard (2051)1/2-1/2
French Defense: Rubinstein Variation, Fort Knox Variation · 109 half-moves · 3/21/2026
AI summary
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Longest thinks
Positions where players took the most time — the arrow shows the move actually played.
Total time White
2h 29 min
Roberson, Peter T
Total time Black
2h 25 min
Maciol, Ryszard
Gap
4m 36s
Roberson, Peter T used more clock
Breakdown by phase
| Phase | ♔ Roberson, Peter T | ♚ Maciol, Ryszard |
|---|---|---|
Opening 15 moves | 31 min ≈ 3m 57s / move | 53 min ≈ 5m 24s / move |
Middlegame 25 moves | 1h 32 min ≈ 5m 26s / move | 1h 8 min ≈ 3m 49s / move |
Endgame 15 moves | 25 min ≈ 1m 51s / move | 22 min ≈ 1m 44s / move |
Remaining clock
Time spent per move
Move-by-move details (109 half-moves)
| # | Phase | White | Time | Black | Time |
|---|---|---|---|---|---|
| 1 | Open. | e4 | — | e6 | — |
| 2 | Open. | d4 | — | d5 | — |
| 3 | Open. | Nc3 | — | dxe4 | 2m 4s |
| 4 | Open. | Nxe4 | — | Bd7 | — |
| 5 | Open. | Nf3 | 3m 10s | Bc6 | — |
| 6 | Open. | Bd3 | — | Nd7 | — |
| 7 | Open. | O-O | <1s | Ngf6 | 1m 15s |
| 8 | Open. | Ned2 | 16s | Be7 | 1m 34s |
| 9 | Open. | Re1 | 8s | O-O | 2m 37s |
| 10 | Open. | Nc4 | 1m 35s | Bd5 | 28 min |
| 11 | Open. | Nce5 | 7m 50s | c5 | 2m 24s |
| 12 | Open. | c4 | 3m 11s | Bxf3 | 31s |
| 13 | Open. | Nxf3 | — | cxd4 | 12s |
| 14 | Open. | Nxd4 | — | Bb4 | 5m 3s |
| 15 | Open. | Bd2 | 15 min | Bxd2 | 9m 59s |
| 16 | MG | Qxd2 | — | Qb6 | 8m 48s |
| 17 | MG | b4 | 10 min | a5 | 1m 28s |
| 18 | MG | a3 | 10s | axb4 | 33s |
| 19 | MG | axb4 | 1m 40s | Rxa1 | 1m 45s |
| 20 | MG | Rxa1 | — | Ne5 | 2m 14s |
| 21 | MG | Be2 | 9m 3s | Rd8 | 5m 35s |
| 22 | MG | c5 | 32s | Qc7 | — |
| 23 | MG | g3 | 17 min | h6 | 3m 43s |
| 24 | MG | Qb2 | 1m 45s | Ne4 | 4m 1s |
| 25 | MG | Nb5 | 5m 11s | Qb8 | — |
| 26 | MG | Nd6 | 2m 20s | Nxd6 | — |
| 27 | MG | Qxe5 | — | Nf5 | 2m 13s |
| 28 | MG | Qxb8 | — | Rxb8 | — |
| 29 | MG | Rd1 | 1m 53s | Ne7 | 57s |
| 30 | MG | Bf3 | 5m 10s | Kf8 | 51s |
| 31 | MG | Rd6 | 1m 41s | Nc6 | 1m 31s |
| 32 | MG | b5 | 56s | Ne5 | — |
| 33 | MG | Bg2 | — | Ke7 | 2s |
| 34 | MG | Rd1 | 56s | Nd7 | 2m 20s |
| 35 | MG | c6 | — | bxc6 | — |
| 36 | MG | bxc6 | — | Nc5 | 36s |
| 37 | MG | Ra1 | 35s | Kd6 | — |
| 38 | MG | h4 | 44s | Rc8 | 27s |
| 39 | MG | h5 | — | f5 | 33s |
| 40 | MG | Kf1 | 31 min | Ne4 | 31 min |
| 41 | End. | Bxe4 | 1m 26s | fxe4 | 4s |
| 42 | End. | Rd1+ | — | Kxc6 | — |
| 43 | End. | Rc1+ | 12 min | Kd7 | 3s |
| 44 | End. | Rxc8 | 45s | Kxc8 | 4s |
| 45 | End. | Ke2 | 3s | Kd7 | 10 min |
| 46 | End. | Ke3 | 4s | Ke7 | 3m 35s |
| 47 | End. | Kxe4 | 1m 41s | Kf6 | 3m 51s |
| 48 | End. | Kf4 | 2m 54s | g6 | 2m 48s |
| 49 | End. | g4 | 4m 49s | gxh5 | 29s |
| 50 | End. | gxh5 | 4s | Kf7 | 45s |
| 51 | End. | Ke5 | 15s | Ke7 | 5s |
| 52 | End. | f4 | 21s | Kf7 | 4s |
| 53 | End. | f5 | 14s | exf5 | 5s |
| 54 | End. | Kxf5 | 5s | Kg7 | 6s |
| 55 | End. | Ke6 | 8s | — |