a chess program by Thomas Schaefer which participated at the First IPCCC 1991 in Paderborn where it scored 2½ out of 5. It ran on a 486 25MHz PC and searched approximately 3,000 nodes per second .
- pastime - Wiktionary
- Hobby from Wikipedia
- Gryphon - Pastime with Good Company, Gryphon album (1973), YouTube Video
- Game of 1794 entitled The royal pastime of cupid, or Entertaining game of the snake; by Robert Laurie and James Whittle, London, Bodleian Libraries, Wikimedia Commons
- Anne Marie Burton, Peter Mysliwietz, Rainer Feldmann (1991). Report on the 1st International Paderborn Computer Chess Championship. ICCA Journal, Vol. 14, No. 4