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🇷🇺 RU
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Chess

Detective

You'll be shown a chess position for 5 seconds.

Your task — decide: is it a legal position (possible in a real game) or illegal?

💡 What makes a position illegal?

  • • A pawn on the 1st or 8th rank
  • • Kings standing on adjacent squares
  • • Too many pieces of one type with all pawns intact
  • • Pieces appeared out of thin air (no way to promote)
Start Game
Question 1 / 12
Score: 0
5 seconds — memorize!

🤔

Is this position legal?

✅ Yes, legal ❌ No, illegal

Next →
🏆

Game Over!

Your score

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