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