Lexical analysis of spelling variants.

"csar", "czar", "tsar", "tzar" will be identified as <tsar,N+Hum+m+s>

i.e. occurrences of the word "tsar", which is a noun, human, masculine, singular.

See command ra2lst to generate all corresponding 16 forms in the feminine and plural.

This will allow RA to locate and identify all these forms in texts from the simple query:

<tsar>

Use lexicalanalysis to apply orthographic grammars to texts.

For an explanation on how to formalize lexical and spelling variants, see:

Silberztein, M. Formalizing Natural Languages: the NooJ approach. Wiley Eds: Hoboken, NJ (2016).

See www.nooj4nlp.org for more information on NooJ, its community and its full-size linguistic resources.

