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a [[Commercial Engines|commercial chess program]] developed by [[Chris Whittington]] in 1989, marketed by his company [[Oxford Softworks]]. The program ran on various most [[68000]] based platforms, like [[Atari ST]] and [[Amiga|Commodore Amiga]], and the 2175 version was also ported to run on [[Apple]] [[Macintosh]] and [[8086]] [[IBM PC|PCs]]. According to [[Thorsten Czub]], Chess Player 2150 used a [[Selectivity|selective]] [[Type B Strategy|Shannon Type B Strategy]], with its immanent affinity to blunder once in a game <ref>[http://thorstenczub.de/oldie4.html Oldie-Artikel 4] by [[Thorsten Czub]]</ref>. Chess Player 2150, played the [[1st Computer Olympiad#Chess|1st Computer Olympiad 1989]].