Sudoku @ sz.dk

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

Estimated difficulty: 7.6 (<8: low, >45: high)