Problem p46320
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see solution

Technical Merit
Rating1548.5
RD4.8
To Play
Statereleased
 
Artistic Impression
Star Rating3.2
Stars
Votes6

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Star Ratings
DateTacticianRatingStars
2009-08-27 16:48:21sleiman1188
2011-01-27 16:24:33polgary1588
2011-08-29 07:37:04Garryback1679
2011-12-17 05:44:28memo1598
2014-03-07 14:37:28Bisonratte1501
2015-01-16 21:01:51nune1553

Comments
DateTacticianRatingComment
2010-08-17 13:02:02barz1628◄ Position ► 4rnk1/7p/p5p1/1p1p4/1Pq2Pb1/P1r3N1/2RQ2P P/1B3R1K b - - 0 1 
2011-12-17 05:44:28memo1598Bxc4+ also wins 
2014-03-07 14:37:49Bisonratte1501exploiting of a pin (unfortunately @ memo didnt tell how Bxc4+ can win. the best i can see after Bxc4+ is a Q vs R+N endgame, where white is a pawn up.) 

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Crafty 19.19 3GHZ 5sec

1. ... d4
2. Ba2
({11:+5.42} 2. Ba2 Rxc2 3. Qxc2 Be6 4. Bxc4 Bxc4 5. Rd1 d3 6. Qd2 h5 7. h4 Kg7 $18)
({11:+0.42} 2. Qxc3 Qxf1+ 3. Nxf1 dxc3 4. Rxc3 Re1 5. Bd3 Ne6 6. g3 Nd4 7. Rc7 Bf3+ 8. Kg1 Be2 9. Rc8+ Kg7 $14)
2. ... Rxc2
3. Qxc2
({12:+5.52} 3. Qxc2 Be6 4. Bxc4 Bxc4 5. Rd1 h5 6. h4 Re3 7. Qf2 Ne6 8. f5 Bb3 $18)
({12:+1.20} 3. Bxc4+ Rxc4 4. Qf2 d3 5. f5 Rc2 6. Qf4 Rc4 7. Qd6 Bxf5 8. Qxa6 Re5 9. Qf6 $16)