Tag Archives: trial trace

Insane 475 by Sudokuwiki and SASdC


In the updated review of the KrazyDad collection of puzzles, Andrew Stuart’s Sudokuwiki solver is a backup on advanced solving, except in irregular XYZ, coloring, pattern analysis, and trials. Prior to the update on Sysudoku review of Insane 475 in … Continue reading

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A Coloring Trial for Only Extreme 347


Here a Manuel Castillo Sudoku sends me directly to last resort city.  Although the bv field eludes productive XY-chains or AIC, coloring is decisive enough to solve 347 in a single trial. Your first view of the grid comes with … Continue reading

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The Olive Side of Fata Morgana


This post illustrates with Fata Morgana the practice of taking both sides of a trial, to be sure that a contradiction is found. The pink trial led to the solution. Fully expecting a contradiction, the olive trial begins with the … Continue reading

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Fata Morgana Sysudokie Fried


In this post, the exocet trials are completed and a path to the monster’s cave is mapped and cleared of fog. A color wrap brings us to base camp, for the final ascent. The nice loop generated by Cr5np16 is … Continue reading

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The Hanson Marans Easter Monster


This post begins a review of a web article by Bob Hanson and Dave Marans posted in March of 2008, entitled Solution of the Easter Monster Puzzle: Formal Logic and Number Pair Chains. The puzzle contains an SK loop, but … Continue reading

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