Complete handout

Creating Weaknesses - Complete Coaching Handout

This complete version combines the teaching material, source traceability, answer key, and coaching notes.

Teaching content

Learning objectives

Core concept summary

1. Weaknesses are created, not merely discovered

A positional advantage often begins with a target that does not yet exist. Pawn moves are the main way to change the board permanently: they can remove a pawn’s control from a square, force an enemy pawn to advance or capture, open a file, or fix a pawn where it can no longer be defended comfortably. The practical question is therefore not only “what is weak now?” but “what can I make weak?” The strongest pawn advances usually have a precise structural purpose. Typical goals are to soften a square for a knight, provoke a pawn onto a vulnerable square, split a pawn chain, or force a pawn exchange that leaves an isolated or backward pawn.

2. Create the square before occupying it

A weak square matters only if a piece can use it. This is why the order of operations is important. First alter the pawn structure; only then route the piece. A pawn advance on the wing may seem remote from the centre, yet its real purpose can be to remove the pawn that controls a central entry square. When evaluating such a plan, identify the ideal square and the ideal occupier. If the square can still be challenged by a pawn, the manoeuvre may be premature. If a pawn break eliminates that challenge, the square can become a long-term asset.

3. Majority attacks and minority attacks

A pawn majority can advance to gain space and create contact with the enemy structure. On the kingside this often produces open lines or weak color complexes; on the queenside it can create passed pawns or entry squares. A minority attack works differently: fewer pawns attack a larger pawn group in order to force a concession. The aim is usually not to win a pawn immediately. Instead, the attacker wants to induce a capture, fix a pawn, and leave a target that rooks, queens, or minor pieces can attack for many moves. A classic sign is a choice where every pawn response concedes something: exchanging creates one weak pawn, while refusing the exchange allows the attacker to fix another.

4. Fix first, attack second

A weakness that can advance or exchange itself is often not weak. Before piling up on a target, try to fix it. Pawn moves such as h4-h5, a4-a5, or ...b5-b4 can restrict the enemy pawn’s mobility and make the future target stable. Once the weakness is fixed, improve the worst-placed piece and increase the number of attackers. If the opponent can defend one target, open a second front. This is especially effective when the defender’s pieces are tied to one wing and cannot switch quickly.

5. Irreversibility requires tactical discipline

Pawn moves cannot be taken back, so a strategically attractive break must survive a tactical check. Before pushing, examine the opponent’s forcing replies: captures, checks, central breaks, and piece sacrifices on the newly opened lines. Also ask what the opponent is trying to achieve if you do nothing. Many successful weakness-creating moves work because the opponent has little active counterplay; this gives time to improve pieces before the final breakthrough. Conversely, a premature pawn push can create holes in your own camp or open a file for the opponent.

6. A practical decision rule

When considering a pawn move, describe the desired position after the exchanges, not just the move itself. State which enemy pawn or square will become weak, which of your pieces will use that weakness, and what counterplay you are allowing. If you cannot name the target and the piece that will exploit it, the pawn move is probably only gaining space. If the move forces a durable weakness and your pieces can reach it faster than the opponent can generate activity, the structural transformation is usually justified.

Decision checklist

  1. What changed in the pawn structure, and which squares lost pawn protection?
  2. What is the opponent’s next active idea if I make a slow move?
  3. Which enemy pawn can I provoke, fix, isolate, or overload?
  4. Which square would become an entry point after the pawn exchange?
  5. Which of my pieces is best suited to occupy that square or attack the fixed pawn?
  6. Does the pawn move open a useful file or diagonal for either side?
  7. Can the opponent answer with a forcing central break, capture, or tactical shot?
  8. If the first target is defended, can I create a second weakness on the other wing?

Model positions with source annotations

Model position 1

Example 117: V. Ivanchuk - P. Leko, Istanbul Olympiad 2000

Source: Example 117; V. Ivanchuk - P. Leko; Istanbul Olympiad 2000; printed page 142, PDF page 143. Board source: pdf_p0143_book_p0142_b01_board.png; context used: model1_context_corrected.png; manifest: examples/crop_manifest.json.

Side to move: White to move

Diagnosis: White already has pressure on the sixth rank, but a direct queen attack can be met by a central counterblow. The position calls for a new target rather than more pressure on the same fixed weaknesses.

Critical plan: 30 h4! begins a controlled kingside expansion. The follow-up g4-g5 forces new pawn weaknesses and creates e5 as an entry square for the white knight.

Lesson: When existing pressure is contained, open a second front with a pawn move that creates a square for a piece, not merely space.

Model position 2

Example 120: J. Hellsten - J. Plachetka, Greek Team Championship 2004

Source: Example 120; J. Hellsten - J. Plachetka; Greek Team Championship 2004; printed page 145, PDF page 146. Board source: pdf_p0146_book_p0145_b01_board.png; context used: model2_context_corrected.png; manifest: examples/crop_manifest.json.

Side to move: White to move

Diagnosis: The centre is fixed and White has the more active minor pieces. Since a direct central break is unavailable, the useful irreversible action is to stretch Black on the kingside.

Critical plan: 15 h4! prepares h4-h5. Later h5-h6 provokes dark-square concessions; after ...g6 and ...f5, the squares e5 and d6 become strong invasion points for White.

Lesson: A pawn advance is strongest when the opponent cannot challenge it and the resulting weak squares can be occupied by your pieces.

Model position 3

Example 124: R. Cifuentes Parada - G. Milos, Santiago 1989

Source: Example 124; R. Cifuentes Parada - G. Milos; Santiago 1989; printed page 150, PDF page 151. Board source: pdf_p0151_book_p0150_b01_board.png; context used: pdf_p0151_book_p0150_b01_context.png; manifest: examples/crop_manifest.json.

Side to move: Black to move

Diagnosis: The position looks balanced, but White has a queenside pawn majority that can be attacked by a minority. Black can force White to choose which pawn weakness to accept.

Critical plan: 26...a5! prepares ...a4. If White exchanges on a4, c4 becomes vulnerable; if White allows ...a4xb3, the b3-pawn becomes fixed and the a-file opens for Black.

Lesson: A minority attack is not mainly about winning a pawn immediately; it is about forcing a permanent target and then arranging pieces against it.

Exercises with source annotations

Exercise 1 - original Position 175

Original Position 175 exercise diagram

Source: E. Perelshteyn - S. Atalik; Philadelphia 2000; exercise printed page 331, PDF page 332; solution printed page 416, PDF page 417. Board crop: pdf_p0332_book_p0331_b03_board.png; context crop: pdf_p0332_book_p0331_b03_context.png; manifest: exercises/crop_manifest.json.

Side to move: Black to move. Task: Find the best first move and give a short plan.

Exercise 2 - original Position 176

Original Position 176 exercise diagram

Source: P. Murdzia - M. Smolovic; Hallsberg 1991; exercise printed page 331, PDF page 332; solution printed page 416, PDF page 417. Board crop: pdf_p0332_book_p0331_b05_board.png; context crop: pdf_p0332_book_p0331_b05_context.png; manifest: exercises/crop_manifest.json.

Side to move: White to move. Task: Find the best first move and give a short plan.

Exercise 3 - original Position 178

Original Position 178 exercise diagram

Source: Zsuzsa Polgar - D. Paunovic; San Sebastian 1991; exercise printed page 331, PDF page 332; solution printed page 417, PDF page 418. Board crop: pdf_p0332_book_p0331_b06_board.png; context crop: pdf_p0332_book_p0331_b06_context.png; manifest: exercises/crop_manifest.json.

Side to move: White to move. Task: Find the best first move and give a short plan.

Exercise 4 - original Position 179

Original Position 179 exercise diagram

Source: N. Short - M. Suba; Dortmund 1983; exercise printed page 332, PDF page 333; solution printed page 417, PDF page 418. Board crop: pdf_p0333_book_p0332_b02_board.png; context crop: pdf_p0333_book_p0332_b02_context.png; manifest: exercises/crop_manifest.json.

Side to move: Black to move. Task: Find the best first move and give a short plan.

Exercise 5 - original Position 181

Original Position 181 exercise diagram

Source: V. Vehi Bach - L. Psakhis; Manresa 1996; exercise printed page 332, PDF page 333; solution printed page 418, PDF page 419. Board crop: pdf_p0333_book_p0332_b05_board.png; context crop: pdf_p0333_book_p0332_b05_context.png; manifest: exercises/crop_manifest.json.

Side to move: Black to move. Task: Find the best first move and give a short plan.

Exercise 6 - original Position 183

Original Position 183 exercise diagram

Source: R. Aström - J. Hellsten; Sweden 1997; exercise printed page 332, PDF page 333; solution printed page 419, PDF page 420. Board crop: pdf_p0333_book_p0332_b04_board.png; context crop: pdf_p0333_book_p0332_b04_context.png; manifest: exercises/crop_manifest.json.

Side to move: Black to move. Task: Find the best first move and give a short plan.

Exercise 7 - original Position 185

Original Position 185 exercise diagram

Source: L. Portisch - U. Andersson; Milan 1975; exercise printed page 333, PDF page 334; solution printed page 419, PDF page 420. Board crop: pdf_p0334_book_p0333_b01_board.png; context crop: pdf_p0334_book_p0333_b01_context.png; manifest: exercises/crop_manifest.json.

Side to move: Black to move. Task: Find the best first move and give a short plan.

Exercise 8 - original Position 186

Original Position 186 exercise diagram

Source: F. Nijboer - I. Smirin; Wijk aan Zee 1993; exercise printed page 333, PDF page 334; solution printed page 420, PDF page 421. Board crop: pdf_p0334_book_p0333_b03_board.png; context crop: pdf_p0334_book_p0333_b03_context.png; manifest: exercises/crop_manifest.json.

Side to move: White to move. Task: Find the best first move and give a short plan.

Exercise 9 - original Position 188

Original Position 188 exercise diagram

Source: J. Lautier - R. Ponomariov; Enghien-les-Bains 1999; exercise printed page 333, PDF page 334; solution printed page 420, PDF page 421. Board crop: pdf_p0334_book_p0333_b02_board.png; context crop: pdf_p0334_book_p0333_b02_context.png; manifest: exercises/crop_manifest.json.

Side to move: White to move. Task: Find the best first move and give a short plan.

Exercise 10 - original Position 190

Original Position 190 exercise diagram

Source: P. Leko - S. Lputian; European Club Cup, Ljubljana 1995; exercise printed page 333, PDF page 334; solution printed page 421, PDF page 422. Board crop: pdf_p0334_book_p0333_b06_board.png; context crop: pdf_p0334_book_p0333_b06_context.png; manifest: exercises/crop_manifest.json.

Side to move: Black to move. Task: Find the best first move and give a short plan.

Coach answer key

Coach Answer Key - Creating Weaknesses

Solutions are organized by the neutral exercise numbering used in the student handout. Lines are intentionally short; the training priority is the structural idea.

Exercise 1

Best move: 1...b5!

Short plan: Start a queenside minority attack immediately. Follow with ...a5 and ...b4 to provoke pawn exchanges and leave fixed targets on the a- and b-files.

Critical line: 1...b5 2 g4 a5 3 Qd1 b4 4 h4 a4 5 Nb1 Ne4

Strategic theme: Minority attack; provoking a fixed queenside weakness

Why the tempting alternative is inferior: A quiet improving move is too slow: White can consolidate. The structural lever ...b5 is valuable precisely because it forces a decision before White reorganizes.

Difficulty: 1/5

Source mapping: original Position 175; E. Perelshteyn - S. Atalik, Philadelphia 2000; exercise printed page 331 / PDF page 332; solution printed page 416 / PDF page 417.

Exercise 2

Best move: 1 h4!

Short plan: Use the kingside pawn majority to create a new weakness. The intended h4-h5 and hxg6 opens lines and leaves Black unable to defend both wings.

Critical line: 1 h4 Rad8 2 Be5 Qa5 3 b4 Qc7 4 h5 Rxd1 5 Qxd1

Strategic theme: Majority attack; opening a second front

Why the tempting alternative is inferior: Rushing with h5 at the wrong moment allows ...Bd4 and unnecessary counterplay. The advance works best when it is prepared and the rest of the position is under control.

Difficulty: 1/5

Source mapping: original Position 176; P. Murdzia - M. Smolovic, Hallsberg 1991; exercise printed page 331 / PDF page 332; solution printed page 416 / PDF page 417.

Exercise 3

Best move: 1 a6!

Short plan: Sacrifice or advance the a-pawn to soften c6. After the b-pawn is deflected, a white knight can occupy c6 and the remaining passed pawn becomes a major asset.

Critical line: 1 a6 bxa6 2 Nc6 Bxc6 3 bxc6

Strategic theme: Creating an entry square by deflecting a pawn

Why the tempting alternative is inferior: An immediate piece jump toward c6 lacks permanence while Black can still control the square with the b-pawn. The pawn move changes the structure first.

Difficulty: 2/5

Source mapping: original Position 178; Zsuzsa Polgar - D. Paunovic, San Sebastian 1991; exercise printed page 331 / PDF page 332; solution printed page 417 / PDF page 418.

Exercise 4

Best move: 1...Nxd4!

Short plan: First remove the knight from c3, then play ...b5-b4. Once the c3 defender is displaced, the minority attack gains time and Black can seize central space with ...d5.

Critical line: 1...Nxd4 2 Qxd4 b5 3 axb5 axb5 4 Nd1 d5 5 e5 Ne4

Strategic theme: Exchange before the pawn break; minority attack plus central restriction

Why the tempting alternative is inferior: The immediate 1...b5 is playable, but exchanging on d4 first is more precise because it dislodges the c3-knight before the queenside structure changes.

Difficulty: 2/5

Source mapping: original Position 179; N. Short - M. Suba, Dortmund 1983; exercise printed page 332 / PDF page 333; solution printed page 417 / PDF page 418.

Exercise 5

Best move: 1...f4!

Short plan: Force a kingside structural concession with ...f4-f3. After White captures, f5 becomes a protected square and Black can use it as a permanent piece outpost.

Critical line: 1...f4 2 Qg4 f3 3 gxf3 Nf5 4 Ba3 h5

Strategic theme: Pawn lever creates a hole and damages the pawn structure

Why the tempting alternative is inferior: A piece maneuver to f5 without changing the pawns would be easier to challenge. The point of ...f4 is to make the f5-square durable before occupying it.

Difficulty: 3/5

Source mapping: original Position 181; V. Vehi Bach - L. Psakhis, Manresa 1996; exercise printed page 332 / PDF page 333; solution printed page 418 / PDF page 419.

Exercise 6

Best move: 1...a4!

Short plan: Soften b3 for the knight. If White fixes the queenside with b4, ...Nb3 gains an entry square; then ...c5 prevents c4-c5 and weakens the dark-square complex.

Critical line: 1...a4 2 Bxc5 Nxc5 3 b4 Nb3 4 Rc3 c5

Strategic theme: Provocation; entry square; fixing a pawn chain

Why the tempting alternative is inferior: Playing ...c5 first does not force the same pawn concession and may allow White to organize c4-c5 under better circumstances. ...a4 creates the target before fixing it.

Difficulty: 3/5

Source mapping: original Position 183; R. Aström - J. Hellsten, Sweden 1997; exercise printed page 332 / PDF page 333; solution printed page 419 / PDF page 420.

Exercise 7

Best move: 1...b5!

Short plan: Attack White’s queenside majority and simultaneously free d5 for a knight. After exchanges, the remaining pawns are easier to fix and Black’s pieces gain stable squares.

Critical line: 1...b5 2 cxb5 axb5 3 b4?! Qa6 4 a3 Nb6 5 Ne5 Rc8

Strategic theme: Pawn break with dual purpose: target creation and outpost creation

Why the tempting alternative is inferior: Improving a piece first misses the moment: White’s majority remains mobile. The pawn break is strong because it changes both the pawn structure and the available squares at once.

Difficulty: 4/5

Source mapping: original Position 185; L. Portisch - U. Andersson, Milan 1975; exercise printed page 333 / PDF page 334; solution printed page 419 / PDF page 420.

Exercise 8

Best move: 1 f5!

Short plan: Use the pawn advance to weaken d5. Black cannot resolve the tension without conceding either the d5/e6 squares or king safety, so White can route a knight into d5.

Critical line: 1 f5 Nc5 2 fxg6 hxg6 3 Bxf6 e5 4 Nf3 Nh5

Strategic theme: Creating a central outpost by a flank pawn advance

Why the tempting alternative is inferior: A slow piece maneuver lets Black stabilize the centre. The irreversible pawn move is justified because every major capture choice leaves Black with a lasting square weakness.

Difficulty: 4/5

Source mapping: original Position 186; F. Nijboer - I. Smirin, Wijk aan Zee 1993; exercise printed page 333 / PDF page 334; solution printed page 420 / PDF page 421.

Exercise 9

Best move: 1 h4!

Short plan: Soften g6 and the whole kingside, then switch pieces toward the newly created targets. The knight route Ne2-f4 is especially effective against g6 and e6.

Critical line: 1 h4 h5 2 a5 Qc7 3 Ne2!

Strategic theme: Fixing a kingside weakness, then bringing pieces to the targets

Why the tempting alternative is inferior: The immediate 2 Ne2?! in the source line allows ...Qxa4 and is less clear. First force the kingside concession, then redeploy the knight.

Difficulty: 4/5

Source mapping: original Position 188; J. Lautier - R. Ponomariov, Enghien-les-Bains 1999; exercise printed page 333 / PDF page 334; solution printed page 420 / PDF page 421.

Exercise 10

Best move: 1...h5!

Short plan: Offer a pawn contact to soften f5 for the knight. After gxh5, Black can exchange in the centre and install a knight on f5, while the open h-file and weak dark squares restrict White.

Critical line: 1...h5 2 gxh5 Nxd4 3 Bxd4 Nf5 4 c3 Ra4!

Strategic theme: Pawn lever creates a permanent knight square

Why the tempting alternative is inferior: A direct knight route toward f5 is less convincing while White can still challenge the square. ...h5 first forces a structural change that makes f5 durable.

Difficulty: 5/5

Source mapping: original Position 190; P. Leko - S. Lputian, European Club Cup, Ljubljana 1995; exercise printed page 333 / PDF page 334; solution printed page 421 / PDF page 422.

Coaching notes

Coaching Notes - Creating Weaknesses

Likely misconceptions

10-minute follow-up drill

Show Exercises 3, 6, and 8 without the hints. Give the student 90 seconds per position to write only three items: (1) the square or pawn to be weakened, (2) the pawn move that creates the weakness, and (3) the piece that will exploit it. Then replay the best line for two or three moves and compare the predicted target with the actual transformation.

Spaced-review question for 7-14 days later

“Before playing an irreversible pawn move, what three things must you be able to name?” Expected answer: the target that will become weak, the piece or route that will exploit it, and the opponent’s most forcing counterplay.

Source inventory

Theory range: printed pages 142-155; PDF pages 143-156. Exercise range consulted: printed pages 331-333; PDF pages 332-334. Selected original positions: 175, 176, 178, 179, 181, 183, 185, 186, 188, 190. Solution pages consulted for selected positions: PDF pages 417-422 (printed 416-421).

Crop manifests: examples/crop_manifest.json and exercises/crop_manifest.json. Both were generated from the current source PDF at 200 DPI and share the current source hash.

Crop verification note: the automatic example-title matcher associated the Example 120 title with the wrong nearby board and included extra prose in the Example 117 title crop. Both model contexts were manually rebuilt from the same rendered source pages using the verified board crops and the correct title blocks. Exercise Position 179 was also visually remapped to board index 2 on PDF page 333; board index 1 belongs to Position 182. These corrections prevent the wrong-board association seen in dense two-column pages.

Model-position inventory

Neutral labelOriginalGamePageBoard cropContext used
Model position 1Example 117V. Ivanchuk - P. Leko; Istanbul Olympiad 2000Book 142; PDF 143pdf_p0143_book_p0142_b01_board.pngmodel1_context_corrected.png
Model position 2Example 120J. Hellsten - J. Plachetka; Greek Team Championship 2004Book 145; PDF 146pdf_p0146_book_p0145_b01_board.pngmodel2_context_corrected.png
Model position 3Example 124R. Cifuentes Parada - G. Milos; Santiago 1989Book 150; PDF 151pdf_p0151_book_p0150_b01_board.pngpdf_p0151_book_p0150_b01_context.png

Exercise inventory

Neutral labelOriginalGameExercise pageSolution pageBoard cropContext crop
Exercise 1Position 175E. Perelshteyn - S. Atalik; Philadelphia 2000Book 331; PDF 332Book 416; PDF 417pdf_p0332_book_p0331_b03_board.pngpdf_p0332_book_p0331_b03_context.png
Exercise 2Position 176P. Murdzia - M. Smolovic; Hallsberg 1991Book 331; PDF 332Book 416; PDF 417pdf_p0332_book_p0331_b05_board.pngpdf_p0332_book_p0331_b05_context.png
Exercise 3Position 178Zsuzsa Polgar - D. Paunovic; San Sebastian 1991Book 331; PDF 332Book 417; PDF 418pdf_p0332_book_p0331_b06_board.pngpdf_p0332_book_p0331_b06_context.png
Exercise 4Position 179N. Short - M. Suba; Dortmund 1983Book 332; PDF 333Book 417; PDF 418pdf_p0333_book_p0332_b02_board.pngpdf_p0333_book_p0332_b02_context.png
Exercise 5Position 181V. Vehi Bach - L. Psakhis; Manresa 1996Book 332; PDF 333Book 418; PDF 419pdf_p0333_book_p0332_b05_board.pngpdf_p0333_book_p0332_b05_context.png
Exercise 6Position 183R. Aström - J. Hellsten; Sweden 1997Book 332; PDF 333Book 419; PDF 420pdf_p0333_book_p0332_b04_board.pngpdf_p0333_book_p0332_b04_context.png
Exercise 7Position 185L. Portisch - U. Andersson; Milan 1975Book 333; PDF 334Book 419; PDF 420pdf_p0334_book_p0333_b01_board.pngpdf_p0334_book_p0333_b01_context.png
Exercise 8Position 186F. Nijboer - I. Smirin; Wijk aan Zee 1993Book 333; PDF 334Book 420; PDF 421pdf_p0334_book_p0333_b03_board.pngpdf_p0334_book_p0333_b03_context.png
Exercise 9Position 188J. Lautier - R. Ponomariov; Enghien-les-Bains 1999Book 333; PDF 334Book 420; PDF 421pdf_p0334_book_p0333_b02_board.pngpdf_p0334_book_p0333_b02_context.png
Exercise 10Position 190P. Leko - S. Lputian; European Club Cup, Ljubljana 1995Book 333; PDF 334Book 421; PDF 422pdf_p0334_book_p0333_b06_board.pngpdf_p0334_book_p0333_b06_context.png

Final source appendix

Neutral labelOriginal sourceGame/eventPrinted/PDF pageSolution pageSource crops
Model position 1Example 117V. Ivanchuk - P. Leko; Istanbul Olympiad 2000142 / 143-pdf_p0143_book_p0142_b01_board.png; model1_context_corrected.png
Model position 2Example 120J. Hellsten - J. Plachetka; Greek Team Championship 2004145 / 146-pdf_p0146_book_p0145_b01_board.png; model2_context_corrected.png
Model position 3Example 124R. Cifuentes Parada - G. Milos; Santiago 1989150 / 151-pdf_p0151_book_p0150_b01_board.png; pdf_p0151_book_p0150_b01_context.png
Exercise 1Position 175E. Perelshteyn - S. Atalik; Philadelphia 2000331 / 332416 / 417pdf_p0332_book_p0331_b03_board.png; pdf_p0332_book_p0331_b03_context.png
Exercise 2Position 176P. Murdzia - M. Smolovic; Hallsberg 1991331 / 332416 / 417pdf_p0332_book_p0331_b05_board.png; pdf_p0332_book_p0331_b05_context.png
Exercise 3Position 178Zsuzsa Polgar - D. Paunovic; San Sebastian 1991331 / 332417 / 418pdf_p0332_book_p0331_b06_board.png; pdf_p0332_book_p0331_b06_context.png
Exercise 4Position 179N. Short - M. Suba; Dortmund 1983332 / 333417 / 418pdf_p0333_book_p0332_b02_board.png; pdf_p0333_book_p0332_b02_context.png
Exercise 5Position 181V. Vehi Bach - L. Psakhis; Manresa 1996332 / 333418 / 419pdf_p0333_book_p0332_b05_board.png; pdf_p0333_book_p0332_b05_context.png
Exercise 6Position 183R. Aström - J. Hellsten; Sweden 1997332 / 333419 / 420pdf_p0333_book_p0332_b04_board.png; pdf_p0333_book_p0332_b04_context.png
Exercise 7Position 185L. Portisch - U. Andersson; Milan 1975333 / 334419 / 420pdf_p0334_book_p0333_b01_board.png; pdf_p0334_book_p0333_b01_context.png
Exercise 8Position 186F. Nijboer - I. Smirin; Wijk aan Zee 1993333 / 334420 / 421pdf_p0334_book_p0333_b03_board.png; pdf_p0334_book_p0333_b03_context.png
Exercise 9Position 188J. Lautier - R. Ponomariov; Enghien-les-Bains 1999333 / 334420 / 421pdf_p0334_book_p0333_b02_board.png; pdf_p0334_book_p0333_b02_context.png
Exercise 10Position 190P. Leko - S. Lputian; European Club Cup, Ljubljana 1995333 / 334421 / 422pdf_p0334_book_p0333_b06_board.png; pdf_p0334_book_p0333_b06_context.png