As an example, a natural language interface (NLI) having a limited subset of English to a specific expert system for database design (ERGTORS) is designed and implemented with TURBO PROLOG on IBM PC.

TURBO-PROLOG language is used for developing a small expert system for equipment selection in open Cut mines.

A analysis and repair computer aided system for welding machine breakdown is set up by using TURBO-PROLOG language.