Detailed instructions for working a group puzzle of type 'Sudoku-5B'
The 5 elements in each group of this type of puzzle are: 1, 2, 3, 4, and 5.
Every group in the puzzle must contain exactly this set of elements.
In a Sudoku-5B puzzle, each row is a group numbered as shown in the figure above.
In a Sudoku-5B puzzle, each column is a group numbered as shown in the figure above.
In a Sudoku-5B puzzle, each pentomino is a group numbered as shown in the figure above.