Weekly Extreme Sudoku Competition for Jun 7 to Jun 13

Number 716, Extreme
by Crosswords Ltd. October 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
1 4     5     3 7
    3            
    9 2     4   5
          4   1  
        2   6    
  8   3          
7   8     2 9    
            7    
2 9     1     5 6