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UD Korean GSD

Language: Korean (code: ko)
Family: Korean

This treebank has been part of Universal Dependencies since the UD v2.0 release.

The following people have contributed to making this treebank part of UD: Ryan McDonald, Joakim Nivre, Daniel Zeman, Jinho Choi, Na-Rae Han, Jena Hwang, Jayeol Chun.

Repository: UD_Korean-GSD
Search this treebank on-line: PML-TQ
Download all treebanks: UD 2.15

License: CC BY-SA 4.0

Genre: news, blog

Questions, comments? General annotation questions (either Korean-specific or cross-linguistic) can be raised in the main UD issue tracker. You can report bugs in this treebank in the treebank-specific issue tracker on Github. If you want to collaborate, please contact [jinho • choi (æt) emory • edu]. Development of the treebank happens directly in the UD repository, so you may submit bug fixes as pull requests against the dev branch.

Annotation	Source
Lemmas	assigned by a program, not checked manually
UPOS	annotated manually in non-UD style, automatically converted to UD
XPOS	assigned by a program, not checked manually
Features	not available
Relations	annotated manually in non-UD style, automatically converted to UD

Description

The Google Korean Universal Dependency Treebank is first converted from the Universal Dependency Treebank v2.0 (legacy), and then enhanced by Chun et al., 2018.

Acknowledgments

This is a collaborative work by (in alphabetic order):

• Jinho Choi, Emory University
• Jayeol Chun, Emory University
• Na-Rae Han, University of Pittsburgh
• Jena D. Hwang, Institute for Human & Machine Cognition.
• Ryan McDonald, Google Research
• Joakim Nivre, Uppsala University
• Daniel Zeman, Institute of Formal and Applied Linguistics

The project repository: https://github.com/emorynlp/ud-korean

Statistics of UD Korean GSD

POS Tags

ADJ – ADP – ADV – AUX – CCONJ – DET – INTJ – NOUN – NUM – PART – PRON – PROPN – PUNCT – SYM – VERB – X

Features

NumType

Relations

acl – acl:relcl – advcl – advmod – amod – appos – aux – case – cc – ccomp – compound – conj – cop – csubj – dep – det – det:poss – discourse – fixed – flat – iobj – list – mark – nmod – nmod:poss – nsubj – nsubj:pass – nummod – obj – obl – parataxis – punct – root – xcomp

Tokenization and Word Segmentation

• This corpus contains 6339 sentences and 80322 tokens.

• This corpus contains 12520 tokens (16%) that are not followed by a space.

• This corpus does not contain words with spaces.

• This corpus contains 97 types of words that contain both letters and punctuation. Examples: L-29, L., M&A는, www.dynesketch.co.kr, <, 1-가, 10,057,170.7s.9d에, 3할-30홈런-100타점의, 8골-2도움의, A-B-A의, AFC-CONCACAF, AK-47, All-new, C&C사업부장, Cs-1, Double-Ugly, E-mail, Edmunds.com, FCG-1, Free-to-Play, G.는, HTCSense.com에, Hapaq-Lloyd, Hi-Los, J., K-IFRS, K-파워스, Mash-up, Multi-Layer, N., Next-Generation, P., PPAR-alpha라는, QH270-IPSB, R&D, S&P, S&P는, S-300, S-LCD, S-Oil과, S-Oil의, S., S.E.S.의, SK-II의, Semi-professional, T-850을, T-X와, U-20, U-City, UGH-BOOTS

Morphology

Tags

• This corpus uses 16 UPOS tags out of 17 possible: ADJ, ADP, ADV, AUX, CCONJ, DET, INTJ, NOUN, NUM, PART, PRON, PROPN, PUNCT, SYM, VERB, X
• This corpus does not use the following tags: SCONJ

• This corpus contains 13 word types tagged as particles (PART): 과는, 과도, 과의, 라는, 로는, 마저를, 보다도, 에게는, 에까지, 에는, 에도, 에서는, 와의

• This corpus contains 112 lemmas tagged as pronouns (PRON): 거기+는, 그, 그+가, 그+는, 그+들, 그+들+은, 그+들+을, 그+들+의, 그+들+이, 그+를, 그+만+의, 그+에게, 그+와+의, 그+의, 그거, 그것+ㄴ, 그것+은, 그것+을, 그것+이, 그녀, 그녀+가, 그녀+는, 그녀+들+의, 그녀+의, 그분+의, 나, 나+ㄴ, 나+가수, 나+는, 나+를, 나+만+의, 나+의, 나+이, 내+가, 너+의, 너희, 누+가, 누구, 누구+가, 누구+나, 누구+를, 누구+이+든지, 당신, 당신+도, 맨유+는, 무엇+을, 뭐, 뭐+가, 뭐+지, 셧다운제+가, 어디, 어디+가, 여기, 여기+ㄴ, 여기+가, 여기+는, 여기+를, 여기+만, 여러분+의, 우리, 우리+가, 우리+나라, 우리+는, 우리+도, 우리+들+의, 우리+땅, 우리+의, 울, 울+ㄹ, 이, 이+는, 이+들, 이+들+과, 이+들+에게, 이+들+은, 이+들+을, 이+들+의, 이+들+이, 이+를, 이+의, 이+조차+도, 이건, 이것+ㄴ, 이것+은, 이것+을, 이것+이, 이곳+은, 이곳+을, 이곳+이, 자기, 자기+부정, 자신+들+의, 자신+들+이, 자신+을, 자신+의, 자신+이, 저, 저+는, 저+도, 저+두, 저+의, 저기, 저도, 저희, 저희+도, 저희+들, 저희+를, 전, 절, 절+는, 제, 제+가

• This corpus contains 29 lemmas tagged as determiners (DET): 각, 그, 그런, 두, 몇, 몇몇, 모, 모든, 무슨, 뭔, 아무, 약, 양, 어느, 어떠+하+ㄴ, 어떤, 여느, 옛, 오+ㄴ, 올, 이, 이+들, 이러+하+ㄴ, 이런, 이번, 전, 제, 한, 현

• Out of the above, 5 lemmas occurred sometimes as PRON and sometimes as DET: 그, 이, 이+들, 전, 제

• This corpus contains 5 lemmas tagged as auxiliaries (AUX): 싶, 않, 이, 있, 하

• This corpus does not use the VerbForm feature.

Nominal Features

Degree and Polarity

Verbal Features

Pronouns, Determiners, Quantifiers

• NumType

• Card
  • DET: 한
  • NUM: 한, 두, 첫, 세, 하나, 1, 다섯, 하나는, 하나의, 네
  • PUNCT: ', ), ", 15

Other Features

Syntax

Auxiliary Verbs and Copula

• This corpus uses 1 lemmas as copulas (cop). Examples: 이.

• This corpus uses 4 lemmas as auxiliaries (aux). Examples: 있, 하, 않, 싶.

Core Arguments, Oblique Arguments and Adjuncts

Here we consider only relations between verbs (parent) and nouns or pronouns (child).

• nsubj
  • VERB--NOUN (5505)
  • VERB--NOUN-ADP(까지) (1)
  • VERB--NOUN-ADP(는) (14)
  • VERB--NOUN-ADP(도) (3)
  • VERB--NOUN-ADP(안+이) (1)
  • VERB--NOUN-ADP(에서+는) (2)
  • VERB--NOUN-ADP(와) (1)
  • VERB--NOUN-ADP(은) (7)
  • VERB--NOUN-ADP(의) (2)
  • VERB--NOUN-ADP(이상+이) (1)
  • VERB--NOUN-ADP(정도+가) (1)
  • VERB--NOUN-ADP(정도+는) (1)
  • VERB--NOUN-ADP(중) (1)
  • VERB--NOUN-ADP(측+은) (1)
  • VERB--NOUN-ADP(측+이) (1)
  • VERB--PRON (285)

• obj
  • VERB--NOUN (5017)
  • VERB--NOUN-ADP(는) (1)
  • VERB--NOUN-ADP(도) (1)
  • VERB--NOUN-ADP(마저+를) (1)
  • VERB--NOUN-ADP(만) (1)
  • VERB--NOUN-ADP(시행+규칙) (1)
  • VERB--NOUN-ADP(어+재연) (1)
  • VERB--NOUN-ADP(을) (1)
  • VERB--NOUN-ADP(의) (3)
  • VERB--NOUN-ADP(이란) (1)
  • VERB--NOUN-ADP(정도+를) (1)
  • VERB--PRON (63)

• iobj
  • VERB--NOUN (93)
  • VERB--PRON (3)

Relations Overview

• This corpus uses 4 relation subtypes: acl:relcl, det:poss, nmod:poss, nsubj:pass
• The following 7 relation types are not used in this corpus at all: vocative, expl, dislocated, clf, orphan, goeswith, reparandum

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