Moscow · World Championship, Game 16 · 1985
Karpov–Kasparov: The Octopus Knight
Anatoly Karpov vs. Garry Kasparov — Game 16 of the 1985 championship: a knight on d3 dominates White's entire position.
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Starting position
Ready
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Main lesson
A secure knight outpost and coordinated active pieces can restrict an opponent more than extra material helps them.
Lesson notes
Moves 1–12 — activity for a pawn
- 8...d5 opens the centre and lets Black's pieces develop actively.
Moves 13–22 — establish the outpost
- 16...Nd3 places a knight deep in White's position.
- Ask which squares it controls and which white pieces it restricts.
Moves 23–32 — maintain pressure
- Black keeps the pieces coordinated while containing White's passed d-pawn.
Moves 33–40 — tactics from domination
- ...Ne4 and ...Nf2+ turn positional pressure into concrete gains.
- The rook invasion on c1 brings the attack to the back rank.
What your student should learn
- Recognize a strong knight outpost.
- Compare piece activity against material.
- Improve pieces without releasing a bind.
- Find forks and back-rank tactics created by positional pressure.
Rules to remember
- Rule 1Do not chase an outpost without checking the cost.
- Rule 2Keep every piece contributing to the same plan.
- Rule 3Look for tactics after restricting the opponent.
Mini tournament checklist
- ✓ Can the knight be challenged by a pawn?
- ✓ Which enemy pieces are restricted?
- ✓ Are my rooks using open files?
- ✓ Does a tactical fork justify the next move?
Coach's challenge
Stop after 16...Nd3. List the knight's controlled squares and explain why White cannot simply chase it with a pawn.
Full move list
Sicilian Activity
The Octopus Knight
Maintaining the Bind
Tactical Conversion
Note: The opening pawn sacrifice is a historical example of practical activity, not a claim that every gambit in the line is objectively sound.