Last modified 2 years ago
Penn Treebank Tagset
TreeTagger version as used in Sketch Engine
| POS Tag | Description | Example |
| CC | coordinating conjunction | and |
| CD | cardinal number | 1, third |
| DT | determiner | the |
| EX | existential there | thereis |
| FW | foreign word | d'hoevre |
| IN | preposition, subordinating conjunction | in, of, like |
| IN/that | thatas subordinator | that |
| JJ | adjective | green |
| JJR | adjective, comparative | greener |
| JJS | adjective, superlative | greenest |
| LS | list marker | 1) |
| MD | modal | could, will |
| NN | noun, singular or mass | table |
| NNS | noun plural | tables |
| NP | proper noun, singular | John |
| NPS | proper noun, plural | Vikings |
| PDT | predeterminer | boththe boys |
| POS | possessive ending | friend's |
| PP | personal pronoun | I, he, it |
| PP$ | possessive pronoun | my, his |
| RB | adverb | however, usually, naturally, here, good |
| RBR | adverb, comparative | better |
| RBS | adverb, superlative | best |
| RP | particle | giveup |
| SENT | Sentence-break punctuation | . ! ? |
| SYM | Symbol | / [ = * |
| TO | infinitive 'to' | togo |
| UH | interjection | uhhuhhuhh |
| VB | verbbe, base form | be |
| VBD | verbbe, past tense | was, were |
| VBG | verbbe, gerund/present participle | being |
| VBN | verbbe, past participle | been |
| VBP | verbbe, sing. present, non-3d | am, are |
| VBZ | verbbe, 3rd person sing. present | is |
| VH | verbhave, base form | have |
| VHD | verbhave, past tense | had |
| VHG | verbhave, gerund/present participle | having |
| VHN | verbhave, past participle | had |
| VHP | verbhave, sing. present, non-3d | have |
| VHZ | verbhave, 3rd person sing. present | has |
| VV | verb, base form | take |
| VVD | verb, past tense | took |
| VVG | verb, gerund/present participle | taking |
| VVN | verb, past participle | taken |
| VVP | verb, sing. present, non-3d | take |
| VVZ | verb, 3rd person sing. present | takes |
| WDT | wh-determiner | which |
| WP | wh-pronoun | who, what |
| WP$ | possessive wh-pronoun | whose |
| WRB | wh-abverb | where, when |
| # | # | # |
| $ | $ | $ |
| " | Quotation marks | ' " |
| Opening quotation marks | ' " | |
| ( | Opening brackets | ( { |
| ) | Closing brackets | ) } |
| , | Comma | , |
| : | Punctuation | - ; : -- ... |
See also:
- Marcus, Beatrice Santorini and M.A. Marcinkiewicz: Building a large annotated corpus of English: The Penn Treebank. In Computational Linguistics, volume 19, number 2, pp313-330.
Main differences to default Penn tagset
In TreeTagger tagset
- Distinguishesbe(VB) andhave(VH) from other (non-modal) verbs (VV)
- For proper nouns, NNP and NNPS have become NP and NPS
- SENT for end-of-sentence punctuation (other punctuation tags may also differ)
In TreeTagger+SketchEngine
- tonow gets IN when it is a preposition and TO only when it is an infinitive marker
AK May 2008 for Lexical Computing Ltd
