Author: Steven J. Brann
Date: 05:50:27 06/16/01
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On June 16, 2001 at 08:30:19, leonid wrote: >Hi! > >I am not sure how deep this position is but it look like that only strong >program will find it easy. > >[D]3K4/1Q1Q1Q2/Q1R1R1Q1/2N1N3/Q1qBNqQ1/q1qBRq1q/brnq1nrb/3kq3 w - - > >Please indicate your result. > >Thanks, >Leonid. Chessmaster 8000 finds the mate but it took longer than it usually does for your positions, 4:50 on a PIII 933. Time Depth Score Positions Moves 0:00 1/3 19.45 52935 1. Nxc3+ Qcxc3 2. Rxe1+ Qxe1 3. Bxc2+ Kc1 4. Bxc3 Rxg4 5. Bxb2+ Qxb2 6. Nxf3 Qhxf3 0:27 1/4 27.23 2248065 1. Nxc3+ Qaxc3 2. Rxe1+ Qxe1 3. Bxc2+ Qxc2 4. Bxb2+ Nd3 5. Qdxd3+ Qed2 6. Nxf3 Qcxd3+ 7. Qgxd3 1:19 2/5 30.51 6857417 1. Nxc3+ Qaxc3 2. Rxe1+ Qxe1 3. Bxc2+ Qxc2 4. Bxb2+ Nd3 5. Qgxd3+ Rd2 6. Qdxf3+ Qhxf3 7. Qxf3+ Qee2 8. Nxc4 Qexf3 9. Qxc2+ Kxc2 10. Qxa2 4:50 2/6 Mate10 25540594 1. Nxc3+ Qaxc3 2. Rxe1+ Qxe1 3. Bxc2+ Qxc2 4. Bxb2+ Nd3 5. Qgxd3+ Rd2 6. Qaxc2+ Qxc2 7. Qgxf3+ Qfxf3 8. Qdxf3+ Qxf3 9. Qxf3+ Qe2 10. Qfxe2# 8:43 3/7 Mate10 41570060 1. Nxc3+ Qaxc3 2. Rxe1+ Qxe1 3. Bxc2+ Qxc2 4. Bxb2+ Nd3 5. Qgxd3+ Rd2 6. Qaxc2+ Qxc2 7. Qgxf3+ Qfxf3 8. Qdxf3+ Qxf3 9. Qxf3+ Qe2 10. Qfxe2# Steve
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