Weekly Extreme Sudoku Competition for Jun 4 to Jun 10

Number 559, Extreme
by Crosswords Ltd. November puzzle packs Now Out!. Thanks for supporting our site.
Future Puzzle - will be submitted on the relevant day
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
      9 4 8 6    
9   2       4    
      2     3 7  
5       7       6
      8   4      
3       5       7
  6 3     1      
    7       1   3
    9 3 2 7