Giampiccolo, DaniloForner, PamelaPeƱas, AnselmoAyache, ChristelleCristea, DanJijkoun, ValentinOsenova, PetyaRocha, PauloSacaleanu, BogdanSutcliffe, RichardNardi, AlessandroPeters, Carol2009-11-032009-11-032007-10-172007http://hdl.handle.net/10400.26/176http://www.linguateca.pt/superb/busca_publ.pl?idi=1192611700application/pdfengCLEFQACLEFOverview of the CLEF 2007 Multilingual Question Answering Trackconference object