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Jul 17 VH

 
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Clement



Joined: 24 Apr 2006
Posts: 1111
Location: Dar es Salaam Tanzania
PostPosted: Sat Jul 16, 2016 10:36 pm    Post subject: Jul 17 VH Reply with quote
Code:

+---------------+---------------+------------+
| 489  2   489  | 3    1   79   | 578 6  458 |
| 5    7   1    | 4    6   8    | 2   3  9   |
| 3    6   489  | 57   579 2    | 1   47 48  |
+---------------+---------------+------------+
| 2    5   6    | 9    3   1    | 4   8  7   |
| 48   348 348  | 267  27  67   | 9   5  1   |
| 1    9   7    | 8    4   5    | 6   2  3   |
+---------------+---------------+------------+
| 4689 348 5    | 1    •79  679-4 | 378 47 2   |
| 7    34  2349 | 25   8   49   | 35  1  6   |
| 468  1   248  | 2567 257 3    | 578 9  458 |
+---------------+---------------+------------+

XY-Wing 79-4 pivoted in r7c5; r7c6<> 4; stte
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
PostPosted: Sun Jul 17, 2016 8:31 pm    Post subject: Re: Jul 17 VH Reply with quote
Clement wrote:
Code:

+---------------+---------------+------------+
| 489  2   489  | 3    1   79   | 578 6  458 |
| 5    7   1    | 4    6   8    | 2   3  9   |
| 3    6   489  | 57   579 2    | 1   47 48  |
+---------------+---------------+------------+
| 2    5   6    | 9    3   1    | 4   8  7   |
| 48   348 348  | 267  27  67   | 9   5  1   |
| 1    9   7    | 8    4   5    | 6   2  3   |
+---------------+---------------+------------+
| 4689 348 5    | 1    •79  679-4 | 378 47 2   |
| 7    34  2349 | 25   8   49   | 35  1  6   |
| 468  1   248  | 2567 257 3    | 578 9  458 |
+---------------+---------------+------------+

XY-Wing 79-4 pivoted in r7c5; r7c6<> 4; stte


I hang my head in shame as I say I couldn't find the wing. Consolation was a really nice kite on 9 in box 1. Pincers at r3c5 and r7c1=> -9 r7c5 which solves it.
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