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# Tough Sudoku for 17/May/2019

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Submitted by: Gath

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 Basics to 24 1.if b2=2 =>UR 46 bg45 2.if b2=9 => b45=46 if b4=4 OR b5=4 => UR 46 bg45 3. => b2=6 solve 17/May/19 2:10 AM 17:39. 17/May/19 2:31 AM Very blue waters. Nice photo! 17/May/19 5:56 AM 1. Unique possibilities to 24.Making use of Unresolvable Rectangles:2. Whether i6=6=c1,b3=5,a13=4,a4=7=b8=i7,i9=9;OR i6=79; a7=79 (or else 79UR @ hi67).UP26.3. Whether b9=2,d9=6,b45=7(or else 46UR @ bg45),a4=4;ORb9=5=c1;ORb9=9,a7=7,a4=4;c1=45.UP81. 17/May/19 4:24 PM SE=9.0Basics to UP=241)(2)f123=f5-(2=28)ac6-(6)c6=(6-5)c1=b3-(5=2)i3,=>de3<>22)Kraken:(4)b8543,=>ac6 <>4||(4-7)b8=a7-(7=4)a4||(4)b54||4-5)b3=(5-6)c1=b2-(6=74)ba43)(6=2)f5-(2=28)b5ac6-(6)c More... 19/May/19 1:03 AM Typo, Should read:1)-(2=28)b5ac66)-(6)c68)=(4-6)c111)-(7=79)ahi7 19/May/19 5:16 AM