Tournament Sudoku Twelve Logic Puzzles (Vol 1)
Chapter 18: Two Tournament (DiffLev 22) Backpointers Puzzles (numbers 115-116)
- Step-by-step instructions for solving Puzzle 115, (94/144) Diff: 22/96.1212.B255.6346.3357.7752
- Step-by-step instructions for solving Puzzle 116, (97/144) Diff: 22/84.1A1B.4421.B448.8953.7962