.. index:: single: lemmatizer_language_protocol
.. _lemmatizer_language_protocol/0:

.. rst-class:: right

**protocol**

``lemmatizer_language_protocol``
================================

Language provider protocol for lemmatization using canonical lowercase atoms.

| **Availability:** 
|    ``logtalk_load(lemmatization(loader))``

| **Author:** Paulo Moura
| **Version:** 1:0:0
| **Date:** 2026-09-05

| **Compilation flags:**
|    ``static``


| **Dependencies:**
|   (none)


| **Remarks:**
|    (none)

| **Inherited public predicates:**
|    (none)

.. contents::
   :local:
   :backlinks: top

Public predicates
-----------------

.. index:: lemma/2
.. _lemmatizer_language_protocol/0::lemma/2:

``lemma/2``
^^^^^^^^^^^

Enumerates distinct recognized lemmas in stable preference order. Fails for an unknown word.

| **Compilation flags:**
|    ``static``

| **Template:**
|    ``lemma(Word,Lemma)``
| **Mode and number of proofs:**
|    ``lemma(+atom,-atom)`` - ``zero_or_more``


------------

.. index:: lemma/3
.. _lemmatizer_language_protocol/0::lemma/3:

``lemma/3``
^^^^^^^^^^^

Enumerates distinct recognized lemmas for a part-of-speech hint in stable preference order. Fails for an unknown word or unsupported hint.

| **Compilation flags:**
|    ``static``

| **Template:**
|    ``lemma(Word,PartOfSpeech,Lemma)``
| **Mode and number of proofs:**
|    ``lemma(+atom,+atom,-atom)`` - ``zero_or_more``


------------

Protected predicates
--------------------

(none)

Private predicates
------------------

(none)

Operators
---------

(none)

.. seealso::

   :ref:`lemmatizer_protocol <lemmatizer_protocol/0>`, :ref:`lemmatizer(Representation,Language) <lemmatizer/2>`