the dataset description.

	1. consists of pairs of files, <id>.txt with full text, <id>.key with keyphrases each on a new line.
	2. there is the file "!authors.dat" inside the archive, it contains all authors for all papers.
	3. how to cite? Use the bibtex:

    @TECHREPORT{key:dataset2009krapivin-autayeu-marchese,
     AUTHOR =       {Mikalai Krapivin and Aliaksandr Autayeu and Maurizio Marchese},
     TITLE =        {Large Dataset for Keyphrases Extraction},
     INSTITUTION =  {DISI, Trento, Italy},
     YEAR =         {2008},
     month =        {May},
     number =       {DISI-09-055},
     note =         {http://eprints.biblio.unitn.it/archive/00001671/01/disi09055-krapivin-autayeu-marchese.pdf},
     url =         {\url{http://eprints.biblio.unitn.it/archive/00001671/01/disi09055-krapivin-autayeu-marchese.pdf}}
    }