Flexeme of opperiri - opperietur - opperitum - opperiturum
http://lila-erc.eu/data/lexicalResources/prinparlat/id/flexeme_o0859_7432 <http://lila-erc.eu/ontologies/prinparlat/Flexeme>
Flexeme of opperiri - opperietur - opperitum - opperiturum