Weekly Extreme Sudoku Competition for Feb 2 to Feb 8

Number 959, 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
      4   7      
  7 3   2   1 9  
  8     1     3  
3               1
  1 7       4    
4               2
  9     5     4  
  3 5   6   8    
      8   1