Changes

a chess program by [[Barend Swets]], developed between 1966 and 1976, written in [[Fortran]] <ref>[[Peter Jennings]] ('''1978'''). ''[http://archive.org/stream/byte-magazine-1978-01/1978_01_BYTE_03-01_The_Brains_of_Men_and_Machines#page/n107/mode/2up The Second World Computer Chess Championships - Where KAISSA Founders on a Bug and CHESS 4.6 Conquers All]''. [[Byte Magazine#BYTE301|BYTE, Vol. 3, No. 1]], Table 2</ref>. It was the first Dutch chess program <ref>[http://www.csvnsupplementsite.nl/csvnp2.html Eerste Nederlands Kampioenschappen Computerschaken - BS'66'76, het eerste schaakprogramma] (Dutch)</ref> and subject of a thesis supervised by [[Adriaan de Groot]] as a [[Knowledge|knowledge]] based attempt to simulate a human chessplayer. It had therfor to determine a lot of positional [[Evaluation Patterns|pattern]] and properties, considering [[Open fileFile|open lines]], weak squares, [[Pawn Structure|pawn structure]], [[King Safety|king safety]] etc., and searched about 150 positions in three minutes.