Detailed instructions for working a group puzzle of type 'Christy'
This is a signature puzzle named 'Christy'
The 7 elements in each group of this type of puzzle are: C, H, R, I, S, T, and Y.
Every group in the puzzle must contain exactly this set of elements.
In a Christy puzzle, each row is a group numbered as shown in the figure above.
In a Christy puzzle, each column is a group numbered as shown in the figure above.
In a Christy puzzle, each septomino is a group numbered as shown in the figure above.