@inproceedings{AttardiB00,
  title = {The PISAB Question Answering System},
  author = {Giuseppe Attardi and Cristian Burrini},
  year = {2000},
  url = {http://trec.nist.gov/pubs/trec9/papers/pisab.pdf},
  researchr = {https://researchr.org/publication/AttardiB00},
  cites = {0},
  citedby = {0},
  booktitle = {TREC},
}