Li, Chao b (2621)vsBu, Xiangzhi (2666)1/2-1/2
Ruy Lopez: Closed, Delayed Exchange · 62 half-moves · 4/20/2026
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
29 min
Li, Chao b
Total time Black
33 min
Bu, Xiangzhi
Gap
3m 49s
Bu, Xiangzhi used more clock
Breakdown by phase
| Phase | ♔ Li, Chao b | ♚ Bu, Xiangzhi |
|---|---|---|
Opening 15 moves | 15 min ≈ 1m 5s / move | 20 min ≈ 1m 20s / move |
Middlegame 16 moves | 14 min ≈ 53s / move | 12 min ≈ 49s / move |
Endgame 0 move | Not played in this phase | Not played in this phase |
Remaining clock
Time spent per move
Move-by-move details (62 half-moves)
| # | Phase | White | Time | Black | Time |
|---|---|---|---|---|---|
| 1 | Open. | e4 | — | e5 | <1s |
| 2 | Open. | Nf3 | 29s | Nc6 | 44s |
| 3 | Open. | Bb5 | 1m 54s | a6 | 19s |
| 4 | Open. | Ba4 | 7s | Nf6 | 5s |
| 5 | Open. | O-O | 11s | Be7 | 48s |
| 6 | Open. | Bxc6 | 2m 54s | dxc6 | 8s |
| 7 | Open. | d3 | 7s | Nd7 | 1m 13s |
| 8 | Open. | Nbd2 | 14s | O-O | 56s |
| 9 | Open. | Nc4 | 13s | Bf6 | 5m 22s |
| 10 | Open. | a4 | 1m 54s | a5 | 1m 32s |
| 11 | Open. | Bd2 | 42s | b6 | 10s |
| 12 | Open. | Bc3 | 23s | Re8 | 13s |
| 13 | Open. | h3 | 2m 28s | Ba6 | 3m 44s |
| 14 | Open. | b3 | 2m 1s | Bxc4 | 3m 13s |
| 15 | Open. | dxc4 | 1m 29s | Nc5 | 1m 39s |
| 16 | MG | Qxd8 | 1m 24s | Raxd8 | 12s |
| 17 | MG | Rad1 | 44s | Rxd1 | 1m 18s |
| 18 | MG | Rxd1 | 6s | g6 | 21s |
| 19 | MG | Re1 | 1m 13s | Bg7 | 36s |
| 20 | MG | Bb2 | 3m 26s | f6 | 20s |
| 21 | MG | Ba3 | 44s | Ne6 | 1m 2s |
| 22 | MG | Rd1 | 10s | c5 | 3m 23s |
| 23 | MG | Bc1 | 2m 35s | Nd4 | 1m 50s |
| 24 | MG | Nxd4 | 19s | cxd4 | 16s |
| 25 | MG | Kf1 | 1m 58s | f5 | 29s |
| 26 | MG | f3 | 12s | fxe4 | 2m 27s |
| 27 | MG | fxe4 | 44s | Rf8+ | 7s |
| 28 | MG | Ke2 | 6s | c5 | 16s |
| 29 | MG | Rf1 | 14s | Rxf1 | 5s |
| 30 | MG | Kxf1 | 3s | Kf7 | 6s |
| 31 | MG | Ke2 | 12s | Bf6 | 11s |