Thinking Machine 4 explores the invisible, elusive nature of thought. Play chess against a transparent intelligence, its evolving thought process visible on the board before you.
Z. Gábor, {. Kalmár, and {. Szepesvári. TR-98-115. ``Attila József'' University, Research Group on Artificial Intelligence, JATE-MTA, Szeged, HU-6700, (1998)