@inproceedings{ohara2003conll,
   author     = "Tom O'Hara and Janyce Wiebe",
   title      = "Preposition Semantic Classification via Penn Treebank and
                 FrameNet",
   booktitle  = "Proceedings of CoNLL-2003",
   editor     = "Walter Daelemans and Miles Osborne",
   publisher  = "Edmonton, Canada",
   pages      = "79--86",
   year       = "2003"
}