Sudoku @ sz.dk

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

Estimated difficulty: 7.5 (<8: low, >45: high)