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Subject: Re: Heavy mate position but easy to solve.

Author: Tomasz Muszyński

Date: 09:40:14 10/21/03

Go up one level in this thread


On October 20, 2003 at 09:09:19, leonid wrote:

>Hi,
>
>The next position is very easy to solve but it contain pretty heavy pieces. It
>cold be good for checking program for robustness.
>
>[D] 2r1N2B/PP1RqP1Q/K2nnq1R/Npk3q1/3q1qQr/2qbbQ2/1P1Q3q/1q1B1Q2 w - -
>
>Please indicate Your result.
>
>Leonid.
WinCHEST Ver.3.19+, 01-May-2003
Options = -M64 -0 -5LSUr
Input file: STDIN
Reading job:
W:  Ka6 Qd2 Qf1 Qf3 Qg4 Qh7 Rd7 Rh6 Bd1 Bh8 Na5 Ne8 Pa7 Pb2 Pb7 Pf7 (16)
B:  Kc5 Qb1 Qc3 Qd4 Qe7 Qf6 Qf4 Qg5 Qh2 Rc8 Rh4 Bd3 Be3 Nd6 Ne6 Pb5 (16)
FEN: 2r1N2B/PP1RqP1Q/K2nnq1R/Npk3q1/3q1qQr/2qbbQ2/1P1Q3q/1q1B1Q2 w - -
analysing (mate in 10 moves):
Solution (in 10 moves):
	b7c8q
	b7c8r
	d2c3
Time (virt) = 11344.420 sec (ca. 189.1 min) (ca. 3.2 hrs)

 b7c8q d6c8  f3c6  c5b4  c6c3  d4c3  d2c3  f6c3  h8c3  b4c5  a5b3  c5c6  h6e6
e7d6  e6d6  c8d6  a7a8q d6b7  a8b7
											   f4d6  a7a8q
									       c8d6  a7a8q c6d7  e6d6
									       e7e6  g4e6  c8d6  a7a8q
											   f4d6  a7a8q
									       f4d6  a7a8q c6d7  e6d6
									       c6d7  e6d6
								   c5c4  h7d3  b1d3  f1d3
       c5b4  c8c3  d4c3  d2c3  f6c3  h8c3  b4c5  f3c6
       e6c7  c8c7  c5b4  a5c6  b4c4  c6d4  c4b4  c7c3
					   c4d4  c7c3
					   g5c5  d2c3
			       b4c5  c6d4  c5b4  c7c3
					   c5d4  c7c3
 b7c8r d6c8  f3c6  c5b4  c6c3  d4c3  d2c3  f6c3  h8c3  b4c5  a5b3  c5c6  h6e6
e7d6  e6d6  c8d6  a7a8q d6b7  a8b7
											   f4d6  a7a8q
									       c8d6  a7a8q c6d7  e6d6
									       e7e6  g4e6  c8d6  a7a8q
											   f4d6  a7a8q
									       f4d6  a7a8q c6d7  e6d6
									       c6d7  e6d6
								   c5c4  h7d3  b1d3  f1d3
       c5b4  a5c6  b4c4  c6d4  e6c5  c8c5  c4c5  f3c6  c5b4  c6c3
						       c5d4  d2c3
					   c4b4  d2c3
					   c4d4  d2c3
					   g5c5  d2c3
			       e6c7  d7c7  c4b4  d2c3
					   c4d4  d2c3
					   e7c7  d2c3
					   g5c5  d2c3
			       c4b4  d2c3
			       c4d4  d2c3
			       d6c8  d2c3
			       g5c5  d2c3
		   b4c5  c6d4  d6c8  f3c6  c5b4  c6c3
			       e6c7  c8c7  c5b4  d2c3
					   c5d4  d2c3
			       c5b4  d2c3
			       c5d4  d2c3
       e6c7  c8c7  c5b4  a5c6  b4c4  c6d4  c4b4  d2c3
					   c4d4  d2c3
					   g5c5  d2c3
			       b4c5  c6d4  c5b4  d2c3
					   c5d4  d2c3
 d2c3  d4c3  b7c8q d6c8  f3c6  c5b4  c6c3  f6c3  h8c3  b4c5  a5b3  c5c6  h6e6
e7d6  e6d6  c8d6  a7a8q d6b7  a8b7
											   f4d6  a7a8q
									       c8d6  a7a8q c6d7  e6d6
									       e7e6  g4e6  c8d6  a7a8q
											   f4d6  a7a8q
									       f4d6  a7a8q c6d7  e6d6
									       c6d7  e6d6
								   c5c4  h7d3  b1d3  f1d3
		   e6c7  c8c7  c5b4  c7c3  f6c3  h8c3  b4c5  f3c6
			       c5d4  c7c3
		   c5b4  c8c3  f6c3  h8c3  b4c5  f3c6
		   c5d4  c8c3
       d3c4  a5b3
       d4c4  a5b3
       d6c4  a5b3

end of solution tree (no duals except at top)
Total Time (virt) = 12940.220 sec (ca. 215.7 min) (ca. 3.6 hrs)

Old PII 266Mhz
 Tomek.



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