🧩 Level 4 - Puzzle #113
📊 Professional
⭐ Hard
📝 69 Steps
🔧 6 Techniques
🎯 Current State
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🔧 Techniques Used
Hidden Single
53×
Naked Quad
5×
Naked Triple
5×
Pointing/Claiming
2×
X-Wing
2×
Naked Pair
2×
📋 Solution Steps
All
Singles
Locked
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Fish
Wings
Chains
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