Author: John Merlino
Date: 18:03:15 08/28/01
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On August 28, 2001 at 17:20:11, Peter Berger wrote: >On August 28, 2001 at 16:04:05, John Merlino wrote: > >>Chessmaster 8000, on a PIII-600, never considers anything other than Kd6: >> >>Time Depth Score Positions Moves >>0:00 1/4 0.00 9103 1...Kd6 2. Qa3+ Kd7 3. Qa7+ >>0:00 2/5 0.00 31186 1...Kd6 2. Qa3+ Kd7 3. Qa7+ >>0:01 2/6 0.00 120820 1...Kd6 2. Qa3+ Kd7 3. Qa7+ >>0:03 3/7 0.00 270882 1...Kd6 2. Qa3+ Kd7 3. Qa7+ >>0:10 3/8 0.00 905100 1...Kd6 2. Qa3+ Kd7 3. Qa7+ >>1:02 4/9 0.11 5217414 1...Kd6 2. f3 Bxf3 3. Qb6+ Kd7 >> 4. Qf2 Bxg2 5. Qxg2 Qxg2+ 6. Kxg2 >> Rc8 7. Rd1+ Ke7 8. Rd3 f6 9. Kf3 >> Rc4 10. Ke2 >>3:20 5/10 0.10 16979866 1...Kd6 2. f3 Bxf3 3. Qb6+ Kd7 >> 4. Qf2 Bxg2 5. Qxg2 Qxg2+ 6. Kxg2 >> Rc8 7. Rd1+ Ke7 8. Rd3 f6 9. Bb4+ >> Ke8 10. Kf3 Rc2 11. Rd2 > >Hmm, now this is very similar to Fritz and makes me think .. maybe I was wrong >with some of my thoughts. Have a look at Dieter Bürssner's last post with a good >eval and main line for Kd6 ( with persistant hashtables , so this is not about a >competition) . How long does it take Chessmaster to come up with something >similar ? > >Curious. > >pete Chessmaster does not have persistent hashtables. The King engine clears its tables with every change of game status. However, it was able to see the win for White in 5:34, on my PIII-600, AFTER I made the moves 1...Kd6 2.f3 Bxf3. So, you can translate that result as you see fit: Time Depth Score Positions Moves 0:00 1/3 0.00 8871 3. Qb6+ Kd7 4. Qa7+ Ke8 5. Qb8+ Kd7 6. Qa7+ 0:00 2/5 0.00 32841 3. Qb6+ Kd7 4. Qa7+ Ke8 5. Qb8+ Kd7 6. Qa7+ 0:02 2/6 0.00 191257 3. Qb6+ Kd7 4. Qa7+ Ke8 5. Qb8+ Kd7 6. Qa7+ 0:08 3/7 0.00 689667 3. Qb6+ Kd7 4. Qa7+ Kd6 0:31 3/8 0.00 2469104 3. Qb6+ Kd7 4. Qa7+ Kd6 1:16 4/9 0.00 5725408 3. Qb6+ Kd7 4. Qa7+ Kd6 5:34 4/9 1.29 25397643 3. Rc2 Bxg2 4. Be1 Be4+ 5. Bg3+ Qxg3+ 6. hxg3 Bxc2 7. Qd4+ Ke7 8. Qc5+ Kf6 9. Qxc2 h5 10. Kf2 7:53 5/10 1.31 37120787 3. Rc2 Bxg2 4. Be1 Be4+ 5. Bg3+ Qxg3+ 6. hxg3 Bxc2 7. Qd4+ Ke7 8. Qc5+ Kf6 9. Qxc2 e5 10. Qc6+ Kf5 11. Kf2 jm
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