Natural-language user interface (LUI or NLUI) is a type of computer human interface where linguistic phenomena such as verbs, phrases and clauses act as
macOS Catalina (version 10.15) is the sixteenth major release of macOS, Apple Inc.'s desktop operating system for Macintosh computers. It is the successor
the contents of variables. Versions exist for z/OS, z/VSE, BS2000/OS, Linux, Unix and Windows. Natural works not only with Adabas files, but also supports
iPadOS, tvOS, and watchOS. iOS formerly also powered iPads until iPadOS was introduced in 2019, and iPod Touch devices until its discontinuation. iOS is
popular language for writing interactive fiction. In 2006, Nelson released Inform 7 (briefly known as Natural Inform), a completely new language based on