Tournament Sudoku Twelve Logic Puzzles (Vol 1) 
 Chapter 21: Two Tournament (DiffLev 25-27) Configurated Puzzles (numbers 121-122) 
 
-  Step-by-step instructions for solving  Puzzle 121, (86/144)   Diff: 25/9.6323.1B22.1354.2364.3333.5532
 -  Step-by-step instructions for solving  Puzzle 122, (93/144)   Diff: 27/767.3221.2323.5211.1B34.3456.7551