摘要： 搜索引擎(如Google等)返回的是与用户查询相关的文档集，并不是所提出的问题的答案。该文提出了一个基于互联网的中文问答系统，用来增强已有的搜索引擎的功能，使它们能够支持自然语言的回答。

关键词: 问答系统, 搜索引擎, 命名实体

Abstract: Web-based search engines such as Google return documents that are relevant to a user query, not answers to user questions. The authors develop a Chinese question-answering system that enhances the functions of existing search engines, so that they support natural language question answering.

中图分类号: 

• TP393.09