@inproceedings{sugawara-etal-2018-makes,
    title = "What Makes Reading Comprehension Questions Easier?",
    author = "Sugawara, Saku  and
      Inui, Kentaro  and
      Sekine, Satoshi  and
      Aizawa, Akiko",
    editor = "Riloff, Ellen  and
      Chiang, David  and
      Hockenmaier, Julia  and
      Tsujii, Jun{'}ichi",
    booktitle = "Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing",
    month = oct # "-" # nov,
    year = "2018",
    address = "Brussels, Belgium",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/D18-1453/",
    doi = "10.18653/v1/D18-1453",
    pages = "4208--4219"
}