Author: Alex Szabo
Date: 16:59:29 04/12/01
Go up one level in this thread
On April 12, 2001 at 15:24:21, Gian-Carlo Pascutto wrote: >On April 12, 2001 at 13:24:02, Dann Corbit wrote: > >>> #296 Rd8-d4 DELETE book solution >>> Bc6-d7 correct solution >> >>I have: >>3r4/1p2k2p/p1b1p1p1/4Q1Pn/2B3KP/4pP2/PP2R1N1/6q1 b - - bm Rd4+ Rf8; id >>"WAC.296"; >>This one is pretty topsy-turvy compared with your notes. Hence it will need >>analysis and verification. > >Rf8 and Bd7 win > >I get the following nice PV after Qc5+ Ke8 Qe5: > >depth=7 -8.56 3. ... Qh2 4. Qh8+ Ke7 5. Qxh7+ Kd6 6. Qxg6 Qg3+ 7. Kxh5 Rh8+ 8. >Qh7 Rxh7+ 9. Kg6 Rxh4 10. Nxh4 Be8+ 11. Kg7 Qxg5+ 12. Kf8 Qxh4 13. Bxe6 <HT> > >after a while it picks f4 instead of Qc5+: > >depth=8 -5.65 2. ... Qh2 3. Qxe3 e5+ 4. Kf3 Qg3+ 5. Ke4 Bc6+ 6. Kxe5 Qg4 7. Qc5+ >Ke8 8. Qd6 Rxd6 9. Kxd6+ Kd8 10. Re7 Qxg2 11. Rxh7 Qd2+ 12. Ke5 <HT> > >after your recommended Kh3 I get: > >depth=8 -19.65 2. ... Qh1+ 3. Kg4 Qh2 4. Bb5 Qxe5 5. f4 Qxb5 6. Rc2 Qf5+ 7. Kf3 >Qxc2 8. Nxe3 Qxb2 9. Nc4 Qxa2 <HT> > >>> >>>#296 Rd4+ does NOT win. The main line is, 1... Rd4+ 2. Qxd4 Qh2 >>> 3. Bxe6+! Ke7 4. Qb4+ Ke8 5. Qe1 Bb5 6. Rc2 e2 7. Rc8+ Ke7 >>> 8. Qb4+ Kxe6 9. Qe4+ and white will draw by perpetual check. >>> > >Rd4 Qxd4 Qh2 Bxe6 and I see no check so Qg3 mate follows > >-- >GCP Stop the analysis! We haven't agreed on the correct position yet! The book has the black king on f7 (NOT e8). Please check the book. The correct position is: [D]3r4/1p3k1p/p1b1p1p1/4Q1Pn/2B3KP/4pP2/PP2R1N1/6q1 b
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