Author: Dan Ellwein
Date: 18:31:15 04/20/02
Go up one level in this thread
On April 20, 2002 at 12:54:26, Ed Schröder wrote: >4 difficult positions I think Rebel needs to improve. > >Free shooting this time. > >=========================== > >[d]7Q/kp3ppp/8/8/q3p3/P5PP/5b2/R1R3K1 w - - 0 1 am Kxf2?; id Qb3! is draw; > >Rebel needs 4:17 to avoid Kxf2. CMLite does not do so well with this one... sees Kh1 in 1 hour 19 minutes... (approx 231,000,000 positions) analysis on a 400Mhz Celeron computer... Time Depth Score Positions Moves 0:01 1/6 7.85 37255 1. Kxf2 Qd4+ 2. Kg2 Qd2+ 3. Kh1 Qh6 4. Qc8 Qd2 5. Rc7 0:02 1/7 7.77 76721 1. Kxf2 Qd4+ 2. Kg2 Qd2+ 3. Kh1 Qg5 4. g4 Qe3 5. Qxh7 Qf3+ 6. Kg1 0:05 1/8 7.75 200328 1. Kxf2 Qd4+ 2. Kg2 Qb2+ 3. Kh1 Qe5 4. g4 Qg3 5. Qxh7 Qf3+ 6. Kg1 Qe3+ 7. Kf1 0:13 1/9 7.85 545358 1. Kxf2 Qd4+ 2. Kg2 Qb2+ 3. Kh1 Qf2 4. Rg1 Qf5 5. Kh2 Qf2+ 6. Rg2 Qd4 7. Rc1 1:31 1/10 5.95 3616447 1. Kxf2 Qb3 2. Qd8 Qf3+ 3. Ke1 Qxg3+ 4. Kd1 Qg1+ 5. Kd2 Qf2+ 6. Kc3 Qc5+ 7. Kb2 Qb5+ 8. Kc2 Qc5+ 9. Kb3 Qb5+ 10. Ka2 e3 3:11 1/11 4.83 7980190 1. Kxf2 Qb3 2. Qd8 Qf3+ 3. Ke1 Qxg3+ 4. Kf1 Qxh3+ 5. Ke2 Qf3+ 6. Kd2 Qf2+ 7. Kc3 Qc5+ 8. Kb2 Qb5+ 9. Kc2 Qe2+ 10. Kb3 Qb5+ 11. Ka2 27:44 1/12 1.63 81112115 1. Kxf2 Qb3 2. Rc8 Qf3+ 3. Kg1 Qxg3+ 4. Kf1 Qxh3+ 5. Ke1 Qe3+ 6. Kd1 Qd4+ 7. Kc2 Qxa1 8. Ra8+ Kb6 9. Qd8+ Kc6 10. Rc8+ Kb5 11. Qd5+ Ka6 12. Ra8+ Kb6 13. Qd6+ Kb5 14. Qb4+ Kc6 15. Qxe4+ Kc7 16. Qxh7 1:19:10 1/12 5.51 231290647 1. Kh1 Qd7 2. Qc8 Qd3 3. Qf5 Bxg3 4. Rd1 Qe2 5. Qa5+ Qa6 6. Qc5+ Qb6 7. Qxb6+ Kxb6 8. Rab1+ Kc7 9. Rbc1+ Kb6 10. Rd7 e3 11. Kg2 Bh4 12. Rxf7 <snip>
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