Sudoku @ sz.dk

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

Estimated difficulty: 7.4 (<8: low, >45: high)