Sudoku @ sz.dk

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

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