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Tough Sudoku for 28/January/2016

                 
                 
                 
                 
                 
                 
                 
                 
                 

Choose a number, and place it in the grid above.

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Submitted by: Gath

Indicate which comments you would like to be able to see

1. Note b2c13=267,ai1=18,g79=36.Unique possibilities to 37.
Making use of the Unresolvable Rectangles:
2. If i3=4=g4=b5,g6=9=a9,a7=3;257UR @ bi789.So i3=18.
3. a3=4 or else 18UR @ ai13.UP81.
28/Jan/16 1:09 AM
UP37; [2f6=(2-9)g6=(9-4)g4=4g2-(4=1)a2-1d2=1d4]-1f6=1b6; UP81
28/Jan/16 1:59 AM
Unusual pink buildings.
28/Jan/16 7:06 AM
#27 148@a123=>a7<>8&a6<>1
#38 36@g79=>g12<>6 & g79<>27=>27@i789=>i1<>27=>18@ai1=>d1<>1
1?@f6=>[g6=2=>g 1=7&d2=1=>a2=4]=>g2={}=>f6<>1
VHBC to #81
V:Only cell left in Vertical column More...
28/Jan/16 8:00 AM
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