Tag Archives: Grouped AIC ANL

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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Hodoku Grouped AIC II


This post continues with two more Hodoku examples, which illustrate how a human solver finds grouped AIC. As usual, Hobinger attributes them to making just the right premise at just the right place. In the Hodoku Grouped AIC section, the … Continue reading

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Hodoku Grouped AIC I


This post uses two grouped AIC ANL from Hodoku to illustrate how such chains are inspired and constructed. After the first, readers are challenged to try this approach on the following examples, with checkpoint to follow. I was prepared to … Continue reading

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