Problem p42836
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see solution

Technical Merit
Rating1364.8
RD4.1
To Play
Statereleased
 
Artistic Impression
Star Rating3.9
Stars
Votes11

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Star Ratings
DateTacticianRatingStars
2008-10-28 10:59:53tooslow1114
2009-03-03 15:34:22memo1598
2009-10-14 19:36:24wild1305
2010-07-31 09:54:30herrahuh1102
2010-12-26 10:17:38Superbuddha1278
2011-01-05 11:52:02rebornkameleon1359
2011-09-20 16:12:39lbtr74aao1311
2011-11-26 16:53:44redrat1581
2012-01-02 14:43:21moon8river1452
2012-04-24 20:04:18chessfish1297
2013-04-27 21:48:59wolf2127681197

Comments
DateTacticianRatingComment
2009-05-12 12:46:51DrNuke1232not a mate at Ra6 - mate in two 
2009-05-12 13:02:49DrNuke1232Edit: Rxc6, mate in 2 
2010-12-26 10:17:38Superbuddha1278Forced 
2011-01-05 11:52:02rebornkameleon1359took me 60 secs but pretty 
2012-04-24 20:04:18chessfish1297such a cool problem and i got it =) 
2016-06-28 08:37:51Bisonratte1501selfblocking, opera pattern 
2017-10-08 02:28:07joakimvitriol1667Opera mate 

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Crafty 19.19 3GHZ 5sec

1. ... Nxb3
2. Rxc6+
({4:Mat02} 2. Rxc6+ Kxa5 3. Ra6# $18)
({4:-0.98} 2. Nxc6 Rxa4 3. Rc2 Nc5 $17)
2. ... Kxa5
3. Ra6#
({4:Mate} 3. Ra6# $18)
({4:-1.70} 3. g4 Rb6 4. Rxb6 axb6 5. gxh5 Kxa4 $19)