Named Entity Recognition 25.4
Named Entity Recognition User and Programming Guide

# Grammar Format Reference

This section provides a reference for the syntax and regular expressions that you can use in grammar files.

For details of how to modify the grammars, see Create and Modify Named Entity Recognition Grammars. For details of the grammar files provided with Named Entity Recognition, see Standard Grammars.

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Version 25.4 | Last updated October 2025

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Product: Knowledge Discovery Named Entity Recognition 25.4

Topic Title: Grammar Format Reference