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		| immpy 
 
 
 Joined: 06 May 2017
 Posts: 574
 
 
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				|  Posted: Thu Aug 12, 2021 4:58 pm    Post subject: VH 081221 |   |  
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				| Hello all, enjoy the puzzle... 
 
  	  | Code: |  	  | +-------+-------+-------+
 | 8 . 2 | 1 . 7 | 3 . 6 |
 | . . . | . . . | . . . |
 | . . 5 | . 3 . | 1 . . |
 +-------+-------+-------+
 | . . 8 | 5 . 4 | 7 . . |
 | 4 5 1 | 9 . 8 | 6 3 2 |
 | 9 . 7 | 3 . 6 | 4 . . |
 +-------+-------+-------+
 | . . 3 | . 6 . | 9 . . |
 | . . . | . . . | . . . |
 | 2 . 6 | 4 . 1 | 8 . 3 |
 +-------+-------+-------+
 
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 Play this puzzle online at the Daily Sudoku site
 
 cheers...immp
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		| ZeroAssoluto 
 
 
 Joined: 05 Feb 2017
 Posts: 1019
 Location: Rimini, Italy
 
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				|  Posted: Thu Aug 12, 2021 6:35 pm    Post subject: |   |  
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				| Hi everyone, 
 
  	  | Code: |  	  | +--------------+-------------+---------------+
 | 8   49    2  | 1   45  7   | 3  59    6    |
 | 13  13    49 | 6   458 259 | 25 25789 5789 |
 | 67  67    5  | 28  3   29  | 1  2489  489  |
 +--------------+-------------+---------------+
 | 36  36    8  | 5   2   4   | 7  19    19   |
 | 4   5     1  | 9   7   8   | 6  3     2    |
 | 9   2     7  | 3   1   6   | 4  58    58   |
 +--------------+-------------+---------------+
 | 157 1478  3  | 278 6   25  | 9  12457 1457 |
 | 157 14789 49 | 278 589 3   | 25 6     1457 |
 | 2   79    6  | 4   59  1   | 8  57    3    |
 +--------------+-------------+---------------+
 
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 Play this puzzle online at the Daily Sudoku site
 
 XY-Wing 4,5,9 r1c25,r9c5 and -9 in r9c2
 
 Ciao Gianni
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		| TomC 
 
 
 Joined: 30 Oct 2020
 Posts: 359
 Location: Wales
 
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				|  Posted: Thu Aug 12, 2021 7:39 pm    Post subject: |   |  
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				| The 25 W wing in rows 7 and 8 give r8c4, r7c8 <>2 |  | 
	
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		| Mogulmeister 
 
 
 Joined: 03 May 2007
 Posts: 1151
 
 
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				|  Posted: Fri Aug 13, 2021 10:16 am    Post subject: |   |  
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				|  	  | Code: |  	  | +--------------+-------------+---------------+ | 8   49b   2  | 1   45a 7   | 3  *59*  6    |
 | 13  13    49 | 6   458 259 | 25 25789 5789 |
 | 67  67    5  | 28  3   29  | 1  2489  489  |
 +--------------+-------------+---------------+
 | 36  36    8  | 5   2   4   | 7  19    19   |
 | 4   5     1  | 9   7   8   | 6  3     2    |
 | 9   2     7  | 3   1   6   | 4  58    58   |
 +--------------+-------------+---------------+
 | 157 1478  3  | 278 6   25  | 9  12457 1457 |
 | 157 14789 49 | 278 589 3   | 25 6     1457 |
 | 2   79c   6  | 4  *59* 1   | 8  57d   3    |
 +--------------+-------------+---------------+
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 There's a simple XY chain follow a to d. Pincers for 5 at a and d.
 
 Gets rid of 5 at r1c8 and r9c5 shown by *
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		| Mogulmeister 
 
 
 Joined: 03 May 2007
 Posts: 1151
 
 
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				|  Posted: Fri Aug 13, 2021 11:51 am    Post subject: |   |  
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				| …and the Eureka 
 (5=4)r1c5-(4=9)r1c2-(9=7)r9c2-(7=5)r9c8  ==> r1c8, r9c5 <> 5
 
 Essentially if you turn off the 5 at one pincer end  the pincer at the other end will turn 5 on.
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