Babel Fish Puzzle: Hitchhiker's - Most Annoying Puzzle - Infocom 1984

The infamous "Babel Fish puzzle" from the Hitchhiker's Guide to the Galaxy game implemented by famous Infocom IMP Steve Meretzky (Planetfall, Stationfall, etc.) and based on the books and radio play from Douglas Adams. The game was well-known for its illogical and downright cruel puzzles, and the Babel Fish was a most annoying puzzle.