Detailed instructions for working a group puzzle of type 'Kate'
This is a signature puzzle named 'Kate'
The 4 elements in each group of this type of puzzle are: K, A, T, and E.
Every group in the puzzle must contain exactly this set of elements.
In a Kate puzzle, each row is a group numbered as shown in the figure above.
In a Kate puzzle, each column is a group numbered as shown in the figure above.
In a Kate puzzle, each 2x2 square is a group numbered as shown in the figure above.