Weekly Extreme Sudoku Competition for May 3 to May 9

Number 711, Extreme
by Crosswords Ltd. April 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
          2 6    
2         4     9
4 1           5  
8       7   3    
      5          
    4   1       8
5 2           3 6
1     7         4
    6 2