Table 2

POS tag mapping to LGP rules

Tag

Description of tag

LGP rule

Description of rule class


NN

common noun, sing.

words.n.4

singular nouns that can be mass or countable

NNS

common noun, pl.

words.n.2.s

plural nouns ending in "-s"

NNP

proper noun, sing.

CAPITALIZED-WORDS

generic category for words with a capitalized first character

NNPS

proper noun, pl.

PL-CAPITALIZED-WORDS

capitalized words ending in "-s"

JJ

adjective, base

UNKNOWN-WORD.a

MG rule for adjectives

JJR

adjective, comparative

words.adj.2

comparative adjectives

JJS

adjective, superlative

words.adj.3

superlative adjectives

VB

verb, base

words.v.6.1

optionally transitive verbs (base form)

VBD

verb, past tense

words.v.6.3

optionally transitive verbs ("-ed" form)

VBZ

verb, present 3rd pers.

words.v.2.2

optionally transitive verbs ("-s" form)

VBP

verb, present non-3rd

words.v.6.1

optionally transitive verbs (base form)

VBG

verb, gerund

ING-WORDS

MG rule for words ending with "-ing" (noun or verb)

VBN

verb, past participle

ED-WORDS

MG rule for words ending with "-ed" (verb or adjective)

CD

number

NUMBERS

MG rule for numbers

RB

adverb, base

words.adv.1

ordinary manner adverbs


Pyysalo et al. BMC Bioinformatics 2006 7(Suppl 3):S2   doi:10.1186/1471-2105-7-S3-S2

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