Kovchan, Alexander (2445)vsSiva Mahadevan (2454)1/2-1/2
Sicilian Defense: Boleslavsky Variation · 89 half-moves · 10/27/2025
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 2 min
Kovchan, Alexander
Total time Black
2h 9 min
Siva Mahadevan
Gap
6m 53s
Siva Mahadevan used more clock
Breakdown by phase
| Phase | ♔ Kovchan, Alexander | ♚ Siva Mahadevan |
|---|---|---|
Opening 15 moves | 15 min ≈ 1m 35s / move | 22 min ≈ 2m 48s / move |
Middlegame 25 moves | 1h 43 min ≈ 5m 45s / move | 1h 42 min ≈ 6 min / move |
Endgame 5 moves | 3m 13s ≈ 48s / move | 4m 58s ≈ 1m 39s / move |
Remaining clock
Time spent per move
Move-by-move details (89 half-moves)
| # | Phase | White | Time | Black | Time |
|---|---|---|---|---|---|
| 1 | Open. | e4 | 1m 29s | c5 | — |
| 2 | Open. | Nf3 | — | d6 | — |
| 3 | Open. | d4 | — | cxd4 | — |
| 4 | Open. | Nxd4 | — | Nf6 | — |
| 5 | Open. | Nc3 | — | Nc6 | — |
| 6 | Open. | Be2 | 1m 10s | e5 | 1m 58s |
| 7 | Open. | Nf3 | 1s | h6 | 5s |
| 8 | Open. | O-O | — | Be7 | — |
| 9 | Open. | Re1 | 26s | O-O | — |
| 10 | Open. | h3 | 12s | a6 | 3m 22s |
| 11 | Open. | Bf1 | 4m 6s | Qc7 | 1m 19s |
| 12 | Open. | Qd2 | 4m 43s | Nb8 | 11 min |
| 13 | Open. | b3 | 1m 28s | Be6 | 1m 22s |
| 14 | Open. | Bb2 | 8s | Nbd7 | 1m 10s |
| 15 | Open. | a4 | 2m 11s | Rac8 | 1m 40s |
| 16 | MG | Nh4 | 10 min | Qc6 | 12 min |
| 17 | MG | g3 | 10 min | Bd8 | 11 min |
| 18 | MG | Bg2 | 4m 11s | Ba5 | 5m 22s |
| 19 | MG | Re3 | — | Nb6 | 7m 54s |
| 20 | MG | Qe2 | 4m 35s | Rc7 | 2m 49s |
| 21 | MG | Rc1 | 9m 10s | Rfc8 | 1m 4s |
| 22 | MG | Na2 | 1m 19s | Nxa4 | 3m 27s |
| 23 | MG | Ba1 | 2m 18s | Bb6 | 4m 50s |
| 24 | MG | Rd3 | 4m 4s | Nc5 | 35s |
| 25 | MG | Rc3 | 7m 1s | Qd7 | 2m 41s |
| 26 | MG | g4 | 3m 7s | Ba5 | 5m 13s |
| 27 | MG | b4 | 2m 9s | Bxa2 | — |
| 28 | MG | bxa5 | — | Ne6 | — |
| 29 | MG | Rxc7 | — | Qxc7 | — |
| 30 | MG | c4 | 3m 25s | Qxa5 | 2m 45s |
| 31 | MG | Nf5 | — | Rxc4 | — |
| 32 | MG | Rxc4 | 2m 50s | Bxc4 | — |
| 33 | MG | Qxc4 | — | Qxa1+ | — |
| 34 | MG | Kh2 | — | Qb2 | 1m 56s |
| 35 | MG | Kg1 | 4m 3s | Qb1+ | — |
| 36 | MG | Bf1 | 1m 4s | Ng5 | 3m 30s |
| 37 | MG | Qc8+ | 20s | Kh7 | — |
| 38 | MG | Qf8 | — | Ne8 | 5m 9s |
| 39 | MG | Qxe8 | 2m 15s | Nxh3+ | <1s |
| 40 | MG | Kh2 | 30 min | Qxf1 | 30 min |
| 41 | End. | Qxf7 | 1m 55s | Qxf2+ | 18s |
| 42 | End. | Kxh3 | 8s | Qf3+ | — |
| 43 | End. | Kh4 | — | Qh1+ | 4m 25s |
| 44 | End. | Kg3 | 14s | Qg1+ | 15s |
| 45 | End. | Kh3 | 56s | — |