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Tough Sudoku for 10/October/2019

                 
                 
                 
                 
                 
                 
                 
                 
                 

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Submitted by: Gath

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1. Note 48 @ gh5. Unique possibilities to 45.
2. Whether f82=15,c2=2=d9=b7,b9=1;OR f8=6,g841=297;i9=7.UP81.
10/Oct/19 1:04 AM
Basics to 45
1. (1=62)fg8 - (2=97)g41 - (7=1)i2 => -1f2 ; UP = 81
10/Oct/19 1:12 AM
15:53.
10/Oct/19 1:41 AM
Basics to 45
1. MUG(135)aei456 using the single internal =>+2a6; singles to 81
[Multivalue Universal Grave, Deadly Pattern made of two URs (15)ae45 & (35)ai46]
10/Oct/19 3:16 AM
Basics to 45
1.XY wing 126 [d9,f8,g8]=>[de8,gh9]<>2 if i9=1=>
h789=245 g8=6 b9=c2=5 f2=f8=1 =>i9=7 solve
10/Oct/19 3:43 AM
Misty day here. Twin towers bring back sad memories.
10/Oct/19 5:06 AM
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