Dog Sudoku Level 133 Hint
Find a bone with only two or three available neighboring cells, then test those cells against the row count, column count, and no-touch rule.
Dog Sudoku Level 133 Strategy
Hard Level 133 uses a 9x9 board with 10 bones. Use the row and column dog counts first, then resolve bones with limited neighboring cells.
Dog Sudoku Level 133 Solution
Solution dog cells: R1C1, R2C3, R2C8, R5C2, R5C4, R5C9, R7C4, R8C8, R9C2, R9C6.