🧩 Level 4 - Puzzle #331
📊 Professional
⭐ Hard
📝 80 Steps
🔧 6 Techniques
🎯 Current State
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🔧 Techniques Used
Hidden Single
53×
Pointing/Claiming
10×
Naked Triple
9×
ALS-XZ
5×
Naked Single
2×
2-String Kite
1×
📋 Solution Steps
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Singles
Locked
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Fish
Wings
Chains
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