strange data about DTZ for mate in 2 positions

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Uri Blass
Posts: 10300
Joined: Thu Mar 09, 2006 12:37 am
Location: Tel-Aviv Israel

strange data about DTZ for mate in 2 positions

Post by Uri Blass »

https://syzygy-tables.info/?fen=3rk3/6b ... _w_-_-_0_1

For this mate in 2 I read white is winning with DTZ 3

https://syzygy-tables.info/?fen=1kb5/8/ ... _w_-_-_0_1

For this mate in 2 I read white is winning with DTZ 2

In both cases it is mate in 2 and it is impossible to win with an earlier capture so
What is the reason for different DTZ for both cases?
jp
Posts: 1470
Joined: Mon Apr 23, 2018 7:54 am

Re: strange data about DTZ for mate in 2 positions

Post by jp »

Uri, do you think this thread has anything to do with it?

http://www.talkchess.com/forum3/viewtop ... =7&t=58488
syzygy
Posts: 5566
Joined: Tue Feb 28, 2012 11:56 pm

Re: strange data about DTZ for mate in 2 positions

Post by syzygy »

jp wrote: Thu Jan 30, 2020 11:51 pm Uri, do you think this thread has anything to do with it?

http://www.talkchess.com/forum3/viewtop ... =7&t=58488
Yes, it does.