Author: Mark Young
Date: 12:51:02 12/29/01
Go up one level in this thread
On December 29, 2001 at 13:23:03, Bruce Moreland wrote: >On December 29, 2001 at 03:03:30, Gogi Cviak wrote: > >>>KNNN vs KR can't possibly be a win for the knights, since RxN is drawn, and >>>there are three of them to threaten. In KBN vs KRR, "all" you have to do to win >>>is win an exchange with a knight while preserving your bishop, but in this one >>>you have to win a whole rook while preserving everything. >>-Interesting Questions >> >>-Bruce >> >>so KBN VS KRR, can they win? When will all this 6 pieces be finished and I dont >>mean those with the pawns, but I would suggest to Eugene to make the most >>important endings, like: RPPKRK, IS THIS REALLY A DRAW? Will be ever see perfect >>moves for this? > >I meant KBNN vs KR. I don't know why I wrote the other thing. > >>SO KNNN is a draw, but KNNB VS rook is also a draw? >>KRNN VS KR I ALSO THINK IS A DRAW what about >>KRBN VS KR, i think we have a win there in over 200 moves? same with KRBB? >> >>Hey if this happens I guess it should be played in real matches, sorry, a win is >>a win, sure there can be a break, but play must continue... >> >>NOW, KNN V K, IS A DRAW, but dont u think that is A HUGE INJUSTICE IN CHESS, I >>MEAN THAT'S 6.25 POINTS, DONT U THINK IN THAT CASE THERE SHOULD BE A NEW RULE, >>LIKE ADDING A PAWN OR A BISHOP? >> >>So, tell me KNNN VS KB, IS THIS A WIN? how many moves? > >KNNN vs KB is another interesting case but I bet it's drawn. I disagree, some of us have looked at this at the club a few years back for fun, it was very hard if not impossible for KB to hold off three knights and a king. It is not simple to take BXN and hold a draw. We are for from perfect, but my gut tells me its a win for KNNN. Below is a quick computer vs computer example. [d]1b2k3/8/8/8/3N2N1/4K3/8/1N6 w - - 0 1 1.Ke4 7.90/14 14 Bd6 7.86/11 1 2.Kd5 7.94/12 4 Bb4 7.94/12 2 3.Nc6 7.98/11 2 Be1 7.96/12 3 4.Nge5 8.00/12 5 Bg3 7.94/13 3 5.Nc4 7.92/12 4 Kf7 7.92/12 3 6.Nc3 7.92/10 2 Kg6 7.92/11 3 7.Ne4 7.92/11 5 Bf4 7.92/12 3 8.Ke6 7.92/12 4 Kh5 7.92/12 4 9.Kf5 7.94/11 4 Bh6 7.92/11 3 10.N6e5 7.94/10 2 Kh4 7.92/12 4 11.Nd3 7.90/11 4 Bg7 7.94/11 3 12.Ne3 7.98/10 3 Kh3 7.98/11 6 13.Nf4+ 8.00/10 3 Kh2 8.00/11 3 14.Ke6 7.98/10 3 Kh1 8.02/10 3 15.Nf5 8.00/10 3 Bh8 8.02/11 3 16.Kd5 7.98/10 4 Kg1 8.02/11 2 17.Ne3 7.98/10 2 Kh2 7.98/11 3 18.Nd3 7.98/9 2 Bg7 7.98/11 4 19.Kc5 7.96/10 2 Kh3 7.96/10 2 20.Ndf2+ #13/12 5 Kh2 #12/14 7 21.Nfg4+ #13/11 2 Kh3 #12/12 2 22.Nef2+ #13/12 1 Kh4 #12/13 1 23.Nf5+ #13/12 2 Kg5 #12/13 1 24.Nxg7 #13/12 1 Kg6 #12/1 1 25.Ne6 #12/1 1 Kf7 #11/1 0 26.Kd5 #11/1 2 Kg6 #11/1 0 27.Ne4 #10/1 0 Kf5 #9/1 0 28.Nef6 #9/1 0 Kg6 #9/1 0 29.Ke5 #8/1 0 Kf7 #8/1 0 30.Nd5 #7/1 0 Kg6 #7/1 0 31.Ndf4+ #6/1 0 Kf7 #6/1 0 32.Kd6 #5/1 0 Kg8 #4/1 0 33.Ke7 #4/1 0 Kh7 #3/1 0 34.Kf7 #3/1 0 Kh8 #3/1 0 35.Ng6+ #2/1 0 Kh7 #2/1 0 36.Ng5# #1/1 0 1-0 > >bruce > >> >>Ken Thompson's endings, I know they are different format from Nalimov's but I am >>wondering, they both used different methods in finding the perfect moves?
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.