Dog Sudoku Level 89 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 89 Strategy
Medium Level 89 uses a 7x7 board with 6 bones. Use the row and column dog counts first, then resolve bones with limited neighboring cells.
Dog Sudoku Level 89 Solution
Solution dog cells: R1C5, R2C3, R2C7, R4C1, R4C4, R5C6.