Variations on Advanced Sudoku Logic Puzzles (Vol 1) 
 Chapter 38: Two TournamentPlus Sudoku-15up Puzzles (numbers 125-126) 
 
-  Step-by-step instructions for solving  Puzzle 125, (141/225)   Diff: 45/9.9711.1221.B112.AA35.2343.4112.2232.5451+
 -  Step-by-step instructions for solving  Puzzle 126, (146/225)   Diff: 45/6.5433.4342.1B21.11BB.5423.1B12.3241.C243+