Tag Archives: AIC boomerangs

A Colorful Finish on Classic 144


This post continues the solution of James Forest’s Classical Sudoku 144. The boomer parade pauses for a pair of AIC  ANL.  This one uses reversed bv to switch from 2-chain to 8-chain and back again.           … Continue reading

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A Classic Insane 144


After the two Basic level 96 and 120, James Forest’s Classic Sudoku comes back with one puzzle, 144,  in the tradition of the KrazyDad Insane collection.  The bv are there, but it takes a few X-chain ANL to jar loose … Continue reading

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KD Insane 485 One Clue Better


  The Sudokuwiki solution of Insane 485 is reported, starting with the ALS boomerang, but with an extra clue provided by a rare pattern trial. It so happens that one of the two candidates of the ALS 9-group belongs to … Continue reading

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