Monthly Archives: August 2013

Nice Loop Coloring of Insane 465


This post introduces nice loop coloring, with a very advanced nice loop. Pattern slicing has a cameo role. The solution comes in a color trial suggested by  nice loop extensions. On 465, the Stuart solver tries cell and line unit … Continue reading

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Insane 455 Colors With Pink Olive Crayons


This post explores a relationship between pattern slicing and Medusa coloring, and develops a trial based on this relationship. After extreme resistance to advanced methods, KD Insane v4 b5 n5 falls prey to a coloring cluster generated by a strong … Continue reading

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An Insane 445 Pattern Slicing Demo


In this revised post, difficult line marking leaves a semi-monster. It is whittled down to a decisive double ANL, which can be duplicated instructively by pattern slicing.  The review puzzle, Insane volume 4, book 4, number 5, with thousands more, … Continue reading

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Insane 435 By Irregular XYZ and ANL


The third puzzle in a review of the KrazyDad’s Insane collection, Insane v.4, b.3, n.5,  succumbs to bv scan removals.  Some a bit unusual, but no new  ground broken.  The collection resides at http://www.krazydad.com . The updated basic trace includes … Continue reading

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