ATTACK · PASSED PAWN · COORDINATION

An advanced pawn clears the eighth rank

Ding uses the e-pawn to coordinate a rook invasion and promotion. Ding Liren vs Jan-Krzysztof Duda, 4 October 2018.

19 minute studyIntermediate38 moves4 moments to think
Jan-Krzysztof DudaWhite to move
Ding LirenStarting position
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Standard starting position. White to move.

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THE STORY BEGINS

Every piece has a part to play.

Ding’s game against Duda at the 2018 Olympiad turns a central pawn into a lasting tactical force. After a central break, the e-pawn reaches the seventh rank and supports a rook entry on d8. The promotion is the end of a coordinated sequence, with the queen and knight helping the pawn survive.

1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. 38.
GAME BALANCE · WHITE’S PERSPECTIVE+0.37
Accessible evaluation values & provenance

Stockfish 17.1 · 75,000 nodes per position; 1,000,000 at key moments. Actual depth 12–22. Positive centipawns favour White; mate scores remain separate. Selective search is evidence, not proof.

Download complete engine evidence

The story behind the game

Ding’s game against Duda at the 2018 Olympiad turns a central pawn into a lasting tactical force. After a central break, the e-pawn reaches the seventh rank and supports a rook entry on d8. The promotion is the end of a coordinated sequence, with the queen and knight helping the pawn survive.

Take these ideas to your next game

  1. A central pawn break can create a passer rather than win material immediately.
  2. An advanced pawn can attack a rook and support an entry square.
  3. Place a rook where the pawn protects it.
  4. Check promotion choices against the saved position, not habit alone.
Read the complete annotated game

Full game transcript, including the result and the answers. Original explanations by chessgames.info; game score from the sources below.

1 . d4
1 … Nf6
2 . c4
2 … e6
3 . Nf3
3 … d5
4 . Nc3
4 … dxc4
5 . e4
5 … b5
6 . e5
6 … Nd5
7 . Nxb5
7 … Nb6
8 . Be2
8 … Nc6
9 . O-O
9 … Be7
10 . Qd2
10 … O-O
11 . Qf4
11 … Rb8
12 . Nc3
12 … f5
13 . Qg3
13 … Kh8
14 . Rd1
14 … Nb4
15 . b3
15 … cxb3
16 . axb3
16 … a6
17 . Bc4
17 … Nc2
18 . Ra2
18 … Nb4
19 . Ra1
19 … Nc2
20 . Ra2
20 … Nb4
21 . Re2
21 … a5
22 . d5

d5 begins the central breakthrough. Black captures on d5, allowing White’s e-pawn to advance to e6. The resulting passer changes the tasks of Black’s pieces. The saved evaluation still requires calculation: a dangerous pawn is a source of threats, not an automatic win.

22 … exd5
23 . e6
23 … Bd6
24 . Qh3
24 … Qf6
25 . Nb5
25 … dxc4
26 . Nxd6
26 … cxd6
27 . e7

e7 attacks the rook and threatens promotion. Black blocks the pawn with Re8 in the score. White then improves the knight and rook instead of pushing immediately into an occupied square. The pawn’s attacks remain useful even while its forward move is blocked.

27 … Re8
28 . Ng5
28 … Qg6
29 . Rxd6
29 … f4
30 . Qh4
30 … Qb1
31 . Re1
31 … Bf5
32 . Rd8

Rd8 creates contact on the eighth rank while the pawn protects the rook. Black has rooks on b8 and e8, so every capture must be counted. In the recorded continuation White first exchanges the b8-rook, then collects f4 with the queen. The advanced pawn helps coordinate the exchange sequence rather than merely waiting to promote.

32 … Bg6
33 . Rxb8
33 … Rxb8
34 . Qxf4
34 … Rg8
35 . Nf7+
35 … Bxf7
36 . Qxf7
36 … Nd7
37 . e8=Q

e8=Q creates a second queen. The saved candidates also support promotion to a rook and the quiet bishop development Bd2 within the exercise threshold. Promotion to a queen is therefore a supported answer, not the only accepted move. The recorded game continues with a knight move and Bg5 before ending.

37 … Nf6
38 . Bg5

Result: 1-0. The recorded score ends here; it does not imply checkmate.

Think through the turning points

Move 22: Break the centre

Which pawn advance challenges Black’s pawn on e6? In the game: d5. d5 begins the central breakthrough. Black captures on d5, allowing White’s e-pawn to advance to e6. The resulting passer changes the tasks of Black’s pieces. The saved evaluation still requires calculation: a dangerous pawn is a source of threats, not an automatic win.

Engine-supported alternatives

d5 N6xd5 Bxd5 exd5 e6 Ba6 Re5 Bd6 Bf4 Bxe5 Bxe5 Qe7 · +0.29 · depth 17

Bg5 Bb7 h4 Qe8 Bxe7 Qxe7 Ng5 Bd5 Nxd5 N4xd5 Rc2 a4 · +0.26 · depth 17

Ree1 Nxc4 bxc4 Ba6 d5 Bxc4 d6 cxd6 exd6 Bf6 Ne5 Bb3 · -0.19 · depth 17

Move 27: Reach the seventh rank

Which pawn advance attacks the rook on f8? In the game: e7. e7 attacks the rook and threatens promotion. Black blocks the pawn with Re8 in the score. White then improves the knight and rook instead of pushing immediately into an occupied square. The pawn’s attacks remain useful even while its forward move is blocked.

Engine-supported alternatives

e7 Re8 Ng5 Qg6 Rxd6 f4 Qh4 Qb1 Re1 Bd7 f3 N4d5 · +1.07 · depth 16

Ng5 h6 e7 Bd7 exf8=R+ Rxf8 Ne6 Bxe6 Bb2 Qg6 Rxd6 f4 · +0.79 · depth 16

Rxd6 f4 · +0.29 · depth 16

Move 32: Enter on the pawn’s protected square

Which rook move reaches d8, supported by the e7-pawn? In the game: Rd8. Rd8 creates contact on the eighth rank while the pawn protects the rook. Black has rooks on b8 and e8, so every capture must be counted. In the recorded continuation White first exchanges the b8-rook, then collects f4 with the queen. The advanced pawn helps coordinate the exchange sequence rather than merely waiting to promote.

Engine-supported alternatives

Rd8 h6 Rxb8 Nc8 Nf7+ Kg8 Rxc8 Bxc8 Nd6 Nd3 Nxe8 Bd7 · +2.96 · depth 20

Bd2 Qxe1+ Bxe1 Rxe7 Nf3 Ree8 Qxf4 N4d5 Qxf5 cxb3 Qb1 a4 · +1.93 · depth 20

Nf7+ Kg8 Rd8 Kxf7 Qh5+ Bg6 Qe5 Qf5 Qxb8 Nc8 Rxe8 Kxe8 · +1.47 · depth 20

Move 37: Promote with a choice

Which move promotes the e-pawn to a queen? In the game: e8=Q. e8=Q creates a second queen. The saved candidates also support promotion to a rook and the quiet bishop development Bd2 within the exercise threshold. Promotion to a queen is therefore a supported answer, not the only accepted move. The recorded game continues with a knight move and Bg5 before ending.

Engine-supported alternatives

e8=R Nf6 Rxg8+ Nxg8 Bd2 Qg6 Qxg6 hxg6 Bxb4 axb4 bxc4 Nf6 · +5.73 · depth 20

Bd2 Qg6 e8=Q Nf6 Qexg8+ Nxg8 Qxg6 hxg6 Bxb4 axb4 bxc4 Nf6 · +5.70 · depth 20

e8=Q Nf6 Qexg8+ Nxg8 Bd2 Qg6 Qxg6 hxg6 Bxb4 axb4 bxc4 Nf6 · +5.64 · depth 20

A CONNECTED IDEA

Use the pawn to support an entry square

Ding’s e7-pawn protects d8 for the rook. Compare his supported outpost in the later world championship game and identify the pawn that allows an attacking piece to stay advanced.

Try it in The quiet move in the attack →

Pass the game on.

A good idea is even better shared.

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