Tournament Sudoku Twelve Logic Puzzles (Vol 1) 
 Chapter 10: Six Tournament (DiffLev 27-29) tpsmith Puzzles (numbers 79-84) 
 
-  Step-by-step instructions for solving  Puzzle 79, (100/144)   Diff: 27/851.AA12.1114.431A.1245.3567.9982
 -  Step-by-step instructions for solving  Puzzle 80, (99/144)   Diff: 28/9732.2532.2221.1A1A.A125.2464.5995
 -  Step-by-step instructions for solving  Puzzle 81, (95/144)   Diff: 29/9.5332.1113.4343.21A2.2366.3433.3643
 -  Step-by-step instructions for solving  Puzzle 82, (101/144)   Diff: 29/7.5311.3331.B11A.BA12.3333.2246.6993
 -  Step-by-step instructions for solving  Puzzle 83, (102/144)   Diff: 29/9.5331.3211.3211.1112.1C33.4699.9742
 -  Step-by-step instructions for solving  Puzzle 84, (102/144)   Diff: 29/6.211A.11AA.A312.3465.7652.4434.8962