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Free Press Jan 28, 2011

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Clement

Joined: 24 Apr 2006
Posts: 1113
Location: Dar es Salaam Tanzania

Posted: Sat Jan 29, 2011 6:52 pm Post subject: Free Press Jan 28, 2011

Edit by Keith:

Here is the puzzle:

Code:

Puzzle: FP012811
+-------+-------+-------+
| . 2 . | . . . | . 6 . |
| 5 . . | . 2 . | . . 9 |
| . 6 9 | . . 4 | . 7 . |
+-------+-------+-------+
| . . . | 4 . 1 | . 9 . |
| . . . | 9 . . | . . 3 |
| . 7 . | 8 . 6 | . . . |
+-------+-------+-------+
| . 4 . | 7 . . | 6 2 . |
| 1 . . | . . . | . . . |
| . 8 . | . . . | . 4 . |
+-------+-------+-------+

Quote:

Solved by Two W-Wings as follows:-
W-Wing 57 with strong link 5 in col 2 eliminates the 7's in r4c5 and r5c7 which opens another W-Wing 13 strongly linked by 1 in row 6 removing 3 in r2c2.

keith

Joined: 19 Sep 2005
Posts: 3355
Location: near Detroit, Michigan, USA

Posted: Sat Jan 29, 2011 8:12 pm Post subject:

I didn't originally post this because

Quote:

it yielded to a simple UR.

Keith

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