Changes

Obviously, Perft(1) of the [[Initial Position|initial position]] is 20, Perft(2) 400. Data of Perft(10) up to Perft(13) was provided by [[Steven Edwards]], generated by [[Symbolic]] <ref>[http://www.talkchess.com/forum/viewtopic.php?t=46055 Perft FEN data] by [[Steven Edwards]], [[CCC]], November 18, 2012</ref> , when Perft(14)<ref>[http://www.talkchess.com/forum/viewtopic.php?t=61119&start=30 Re: yet another attempt on Perft(14)] by [[Ankan Banerjee]], [[CCC]], September 09, 2016</ref> and Perft(15)<ref>[http://www.talkchess.com/forum/viewtopic.php?t=64983&start=4 Re: perft(15)] by [[Ankan Banerjee]], [[CCC]], August 25, 2017</ref> were provided by [[Ankan Banerjee]].

also known as '''Kiwipete''' by [[Peter McKenzie]] <ref>[https://www.stmintz.com/ccc/index.php?id=274926 kiwipete perft position] by [[Russell Reagan]], [[CCC]], January 04, 2003</ref>. The number of double-checks in depth 5 is discussed in [[CCC|Talkchess]] <ref>[http://talkchess.com/forum3/viewtopic.php?f=7&t=78402 Perft statistics - chessprogrammingwiki] by [[Murat Yirci]], [[CCC]], October 10, 2021</ref> and may be 2645 instead of 2637.