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This page pertains to UD version 2.

UD Buryat BDT

Language: Buryat (code: bxr)
Family: Mongolic

This treebank has been part of Universal Dependencies since the UD v2.1 release.

The following people have contributed to making this treebank part of UD: Elena Badmaeva, Francis Tyers.

Repository: UD_Buryat-BDT
Search this treebank on-line: PML-TQ
Download all treebanks: UD 2.2

License: CC BY-SA 4.0

Genre: grammar-examples, news, fiction

Questions, comments? General annotation questions (either Buryat-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 [ftyers (æt) prompsit • com, lenab23 • 02 (æt) gmail • com]. Development of the treebank happens outside the UD repository. If there are bugs, either the original data source or the conversion procedure must be fixed. Do not submit pull requests against the UD repository.

Annotation Source
Lemmas annotated manually, natively in UD style
UPOS annotated manually, natively in UD style
XPOS not available
Features assigned by a program, not checked manually
Relations annotated manually, natively in UD style


The UD Buryat treebank was annotated manually natively in UD and contains grammar book sentences, along with news and some fiction.

The treebank was annotated manually for part-of-speech, lemmas and dependency relations, and morphological features were added automatically using a finite-state transducer based on these.


If you use this treebank please cite:

@inproceedings{badmaeva:2017, author = {Elena Badmaeva and Francis M. Tyers}, title = {Dependency Treebank for Buryat}, booktitle = {Proceedings of the 15th International Workshop on Treebanks and Linguistic Theories (TLT15)}, pages = {1–12}, year = 2017 }

Statistics of UD Buryat BDT

POS Tags






Tokenization and Word Segmentation



Nominal Features

Degree and Polarity

Verbal Features

Pronouns, Determiners, Quantifiers

Other Features


Auxiliary Verbs and Copula

Core Arguments, Oblique Arguments and Adjuncts

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

Verbs with Reflexive Core Objects

Relations Overview