🧩 Level 4 - Puzzle #093
📊 Professional
⭐ Hard
📝 68 Steps
🔧 3 Techniques
🎯 Current State
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🔧 Techniques Used
Hidden Single
53×
Naked Pair
9×
Pointing/Claiming
6×
📋 Solution Steps
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Singles
Locked
Subsets
Fish
Wings
Chains
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