Event-Coreference across Multiple, Multi-lingual Sources in the Mumis Project Horacio Saggion author Jan Kuper author Hamish Cunningham author Thierry Declerck author Peter Wittenburg author Marco Puts author Eduard Hoenkamp author Franciska de Jong author Yorick Wilks author 2003 text Demonstrations conference publication saggion-etal-2003-event https://aclanthology.org/E03-2014/ 2003