. . . . . . . . . . . . . . . . . "yes"@en . . . . . . . . "The following Comparison of Prolog implementations provides a reference for the relative feature sets and performance of different implementations of the Prolog computer programming language."@en . . . . . . . . . . . . . . . "1119328352"^^ . . . . . . . . "The following Comparison of Prolog implementations provides a reference for the relative feature sets and performance of different implementations of the Prolog computer programming language."@en . . . . . . . "InternetArchiveBot"@en . . "August 2017"@en . . . . . "Comparison of Prolog implementations"@en . . . . . . . . . . . . "July 2018"@en . . . . . "14678"^^ . "12527692"^^ . . . . .