ClearTalk is a controlled natural language

Controlled natural language

Controlled natural languages are subsets of natural languages, obtained byrestricting the grammar and vocabulary in orderto reduce or eliminate ambiguity and complexity.Traditionally, controlled languages fall into two major types:...

 -- a kind of a formal language

Formal language

A formal language is a set of words—that is, finite strings of letters, symbols, or tokens that are defined in the language. The set from which these letters are taken is the alphabet over which the language is defined. A formal language is often defined by means of a formal grammar...

 for expressing information that is designed to be both human-readable

Human-readable

A human-readable medium or human-readable format is a representation of data or information that can be naturally read by humans.In computing, human-readable data is often encoded as ASCII or Unicode text, rather than presented in a binary representation...

 (being based on English) and easily processed by a computer.

Anyone who can read English can immediately read ClearTalk, and the people who write ClearTalk learn to write it while using it. The ClearTalk system itself does most of the training through use: the restrictions are shown by menus and templates and are enforced by immediate syntactic checks. By consistently using ClearTalk for its output, a system reinforces the acceptable syntactic forms.

It is used by the experimental knowledge management

Knowledge management

Knowledge management comprises a range of strategies and practices used in an organization to identify, create, represent, distribute, and enable adoption of insights and experiences...

 software Ikarus and by a knowledge base

Knowledge base

A knowledge base is a special kind of database for knowledge management. A Knowledge Base provides a means for information to be collected, organised, shared, searched and utilised.-Types:...

management system Fact Guru.