- Fernanda Farinelli, Rita Cristina Galarraga Berardi, Joel Luis Carbonera, Daniela Schmidt, editors, Proceedings of the XIV Seminar on Ontology Research in Brazil (ONTOBRAS 2021) and V Doctoral and Masters Consortium on Ontologies (WTDO 2021), Online, Brazil, November 16-19, 2021. Volume 3050 of CEUR Workshop Proceedings, CEUR-WS.org, 2021.