Sudoku @ sz.dk

		6	8	5	7				1
				2		1			9
		2	3		8	9			4
			1			6	3
	6				4				2
			4	8			7
	3			9	2		4	6
	8			4		7
	7				5	3	9	2

Estimated difficulty: 10.7 (<8: low, >45: high)