Detailed instructions for working a group puzzle of type 'Byron'
This is a signature puzzle named 'Byron'
The 5 elements in each group of this type of puzzle are: B, Y, R, O, and N.
Every group in the puzzle must contain exactly this set of elements.
In a Byron puzzle, each row is a group numbered as shown in the figure above.
In a Byron puzzle, each column is a group numbered as shown in the figure above.
In a Byron puzzle, each pentomino is a group numbered as shown in the figure above.