Changes

the first pure chess engine rating list with [[Pondering|Ponder On]] hosted by [[Ingo Bauer]]. IPON does not provide played games <ref>[http://www.open-chess.org/viewtopic.php?f=5&t=1592 IPON Rating's List Bash Script] by [[Franklin Titus|kingliveson]], [[Computer Chess Forums|OpenChess Forum]], September 05, 2011</ref>. In September 2013 the public IPON rating list was temporary abandoned <ref>[http://www.talkchess.com/forum/viewtopic.php?t=49315 The public IPON is finished] by [[Jesús Muñoz]], [[CCC]], September 12, 2013</ref> and resumed in January 2014 with some changes. In early 2019 IPON was finally discontinued.