PropBank

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A PropBank is a Annotated Text Corpus that contains annotations of semantic propositions and predicate-argument relations.



References

2019a

2019b

2019c

>>> from nltk.corpus import propbank
>>> pb_instances = propbank.instances()
>>> print(pb_instances) # doctest: +NORMALIZE_WHITESPACE
[<PropbankInstance: wsj_0001.mrg, sent 0, word 8>,
 <PropbankInstance: wsj_0001.mrg, sent 1, word 10>, ...]
Each propbank instance defines the following member variables:
  • Location information: fileid, sentnum, wordnum
  • Annotator information: tagger
  • Inflection information: inflection
  • Roleset identifier: roleset
  • Verb (aka predicate) location: predicate
  • Argument locations and types: arguments

2005