Source : Free On-Line Dictionary of Computing

fifth generation language
     
         A myth the Japanese spent
        a lot of money on.  In about 1982, {MITI} decided it would
        spend ten years and a lot of money applying {artificial
        intelligence} to programming, thus solving the {software
        crisis}.  The project spent its money and its ten years and in
        1992 closed down with a wimper.
     
        (1996-11-06)