0 The contribution of evidentials to utterance content: Evidence from the Basque reportative particle omen Kepa Korta and Larraitz Zubeldia Institute for Logic, Cognition, Language and Information (ILCLI) University of the Basque Country (UPV/EHU) Carlos Santamaria Zentroa Elhuyar plaza 2 E-20018 Donostia kepa.korta@ehu.es larraitzza@gmail.com