Variations on Advanced Sudoku Logic Puzzles (Vol 1) 
 Chapter 26: Two TournamentPlus tpsmith Puzzles (numbers 85-86) 
 
-  Step-by-step instructions for solving  Puzzle 85, (104/144)   Diff: 35/411.A221.4221.1B12.2112.2434.3B23.3338.9678
 -  Step-by-step instructions for solving  Puzzle 86, (104/144)   Diff: 36/3213.4221.1121.C143.211B.3422.3436.2233+