Daily Killer Sudoku for May 16

Number 5531, Gentle - SOLUTION

by Andrew Stuart.

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
4
6
2
3
9
5
1
8
7
7
3
9
1
2
8
4
5
6
5
8
1
6
4
7
3
9
2
1
7
5
9
3
2
6
4
8
9
2
8
4
5
6
7
3
1
3
4
6
7
8
1
9
2
5
6
5
4
2
7
3
8
1
9
2
1
3
8
6
9
5
7
4
8
9
7
5
1
4
2
6
3