Detailed instructions for working a group puzzle of type 'Friends'
This is a signature puzzle named 'Friends'
The 7 elements in each group of this type of puzzle are: F, R, I, E, N, D, and S.
Every group in the puzzle must contain exactly this set of elements.
In a Friends puzzle, each row is a group numbered as shown in the figure above.
In a Friends puzzle, each column is a group numbered as shown in the figure above.
In a Friends puzzle, each septomino is a group numbered as shown in the figure above.