@inproceedings{ugroningennegationdetectionwithdiscourse,
  title = {UGroningen: Negation detection with Discourse Representation Structures},
  author = {Valerio Basile and Johan Bos and Kilian Evang and Noortje Venhuizen},
  year = {2012},
  booktitle = {SEMEVAL 2012 7},
  url = {https://aclanthology.org/S12-1040},
}