@inproceedings{gast-etal-2015-creating,
    title = "Creating and retrieving tense and aspect annotation with {G}raph{A}nno, a lightweight tool for multi-level annotation",
    author = "Gast, Volker  and
      Bierkandt, Lennart  and
      Rzymski, Christoph",
    booktitle = "Proceedings of the 11th Joint {ACL}-{ISO} Workshop on Interoperable Semantic Annotation ({ISA}-11)",
    month = apr,
    year = "2015",
    address = "London, UK",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/W15-0203/"
}