PragmaticOIE method uses a rule-based approach to extract facts in Portuguese in a first pragmatic level. This work is described in the paper "PragmaticOIE: a pragmatic open information extraction for Portuguese language" published at Knowledge and Information Systems, volume 62, pages3811–3836 (2020).
@article{Sena2020,
doi = {10.1007/s10115-020-01442-7},
url = {https://doi.org/10.1007/s10115-020-01442-7},
year = {2020},
month = feb,
publisher = {Springer Science and Business Media {LLC}},
volume = {62},
number = {9},
pages = {3811--3836},
author = {Cleiton Fernando Lima Sena and Daniela Barreiro Claro},
title = {{PragmaticOIE}: a pragmatic open information extraction for Portuguese language},
journal = {Knowledge and Information Systems}
}