Sudoku @ sz.dk

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

Estimated difficulty: 13.7 (<8: low, >45: high)