Weekly Extreme Sudoku Competition for Feb 7 to Feb 13

Number 751, 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
  7           4  
4         6     3
  2 1   9 5     7
    2 5 7   3    
                 
    9   2 8 7    
8     2 4   5 3  
                9
  1           8