GF: A Multilingual Grammar Formalism

摘要: GF (Grammatical Framework) is a grammar formalism designed for dealing with many languages simultaneously. A multilingual has language-independent abstract syntax that deals pure tree structures, and set of language-dependent concrete syntaxes specify how the trees are expressed in different languages. Multilingual grammars formalize idea same grammatical categories (such as noun phrases verb phrases) rules predication) can appear They also powerful tool natural language engineering, used applications ranging from translator mathematical exercises to dialogue system usable talking devices car. As programming language, constructs inherited functional languages, an optimizing compiler code generation into several other formats. The most ambitious Resource Grammar Library, which implements main 12 This library enables non-linguist programmers build linguistically correct applications. It at time linguistic experiment showing far one go sharing structure between