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		| Clement 
 
 
 Joined: 24 Apr 2006
 Posts: 1113
 Location: Dar es Salaam Tanzania
 
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				|  Posted: Mon Jun 27, 2011 11:23 pm    Post subject: Jun 28 VH |   |  
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				| XY-Wing 14 17 47 pivoted in r8c8 eliminates 4 in r7c2 solving it. |  |  
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		| prakash 
 
 
 Joined: 02 Jan 2008
 Posts: 67
 Location: New Jersey, USA
 
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				|  Posted: Tue Jun 28, 2011 2:41 am    Post subject: |   |  
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				| An X wing in 1s sets up a W wing in 47, resulting in r8c8=1. This solves the puzzle. -PJ
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		| kuskey 
 
 
 Joined: 10 Dec 2008
 Posts: 141
 Location: Pembroke, NH
 
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				|  Posted: Tue Jun 28, 2011 1:41 pm    Post subject: 28 June VH |   |  
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				| You can also work the 147 xy-wing with pivot at r7c9 setting r8c1<>1. |  |  
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