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Sep 21 VH

 
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Clement



Joined: 24 Apr 2006
Posts: 686
Location: Dar es Salaam Tanzania

PostPosted: Sat Sep 21, 2013 12:21 am    Post subject: Sep 21 VH Reply with quote

Code:

+-------------+---------------+---------------+
| 359 2   357 | 1467 379 8    | 47   146 3467 |
| *38  1   4   | 267  237 36   | 9    5   *3678 |
| 6   89  37  | 147  5   349  | 478  148 2    |
+-------------+---------------+---------------+
| 4   6   8   | 9    1   2    | 3    7   5    |
| 7   3   2   | 56   48  56   | 1    9   4-8   |
| 1   5   9   | 3    48  7    | 2    468 46-8  |
+-------------+---------------+---------------+
| 2   489 35  | 457  6   3459 | 4578 48  1    |
| *589 7   1   | 245  29  459  | 6    3   *489  |
| 359 49  6   | 8    379 1    | 457  2   479  |
+-------------+---------------+---------------+
X-Wing on 8 in row28; r56c9<>8 opens
XY-Wing 38-37-78 pivoted in r3c3; r3c2<>8, r2c9<>8; stte.
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kuskey



Joined: 10 Dec 2008
Posts: 127
Location: Pembroke, NH

PostPosted: Sat Sep 21, 2013 7:46 am    Post subject: Sep 21 VH Reply with quote

My first step was a type 1 UR on 48 in r56 which opened Clement's 378 xy wing.
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arkietech



Joined: 31 Jul 2008
Posts: 1734
Location: Northwest Arkansas USA

PostPosted: Sat Sep 21, 2013 11:22 am    Post subject: Reply with quote

Code:
 *-----------------------------------------------------------*
 | 359   2     357   | 1467  379   8     | 47    146   3467  |
 |b38    1     4     | 267   237   36    | 9     5     3678  |
 | 6    a89   c37    | 147   5    d34-9  | 478   148   2     |
 |-------------------+-------------------+-------------------|
 | 4     6     8     | 9     1     2     | 3     7     5     |
 | 7     3     2     | 56    48    56    | 1     9     48    |
 | 1     5     9     | 3     48    7     | 2     468   468   |
 |-------------------+-------------------+-------------------|
 | 2     489   35    | 457   6     3459  | 4578  48    1     |
 | 589   7     1     | 245   29    459   | 6     3     489   |
 | 359   49    6     | 8     379   1     | 457   2     479   |
 *-----------------------------------------------------------*
(9=8)r3c2-(8=3)r2c1-r3c3=3r3c6 => -9r3c6; ste
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Marty R.



Joined: 12 Feb 2006
Posts: 5181
Location: Rochester, NY, USA

PostPosted: Sat Sep 21, 2013 7:30 pm    Post subject: Reply with quote

I used X-Wings on 8, 3 and 9, then an XY-Wing on 89-3.
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