Weekly Extreme Sudoku Competition for May 31 to Jun 6

Number 141, 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
8               3
  9         5   4
    4 1   3      
    2 7   9   5  
    5       7    
  7   8   5 4 3  
      9   6 1    
2   8         6  
4               5