Weekly Extreme Sudoku Competition for May 12 to May 18

Number 921, 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
8     4         2
    2       1   9
7       9   4 5  
      5   1 9    
        2        
    6 3   7      
  2     5       3
1   4       7    
5         8     1