Weekly Extreme Sudoku Competition for Apr 28 to May 4

Number 919, Extreme
by Crosswords Ltd. December 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
    5 4         9
3                
  1     7 9      
8         4     5
    7       6    
9     1 2       8
      5 3     4  
          6     1
4   6     7 9