| 摘要 |
<p>A natural language sentence generating apparatus comprises a grammatical rule storing section (11) for storing grammatical rules each of which includes a phrase structure part, a semantic part which represents the manner of propagation of attribute information from a particular superordinate category to a subordinate category linked thereto, a condition part which represents an applying condition for the grammatical rule, and a message part which represents a message for imposing limitations on a phrase structure rule utilizing the subordinate category as a new superordinate category. The natural language sentence generating apparatus also comprises a search section (12) for searching the grammatical rule storing section, an interpreting section (13) for interpreting the grammatical rules stored in the grammatical rule storing section, and generating section (14) for generating a phrase structure from a set of information on a grammatical function imparted to a particular grammatical rule by interpreting and applying the particular grammatical rule which is extracted from the grammatical rule storing section by the search section.</p> |
