Sudoku @ sz.dk

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

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