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    <journal-meta />
    <article-meta>
      <title-group>
        <article-title>Proceedings of the 2nd OWL Reasoner Evaluation Workshop (ORE 2013)</article-title>
      </title-group>
      <contrib-group>
        <aff id="aff0">
          <label>0</label>
          <institution>Edited by Samantha Bail</institution>
          ,
          <addr-line>Birte Glimm, Rafael Goncalves, Ernesto Jimenez-Ruiz, Yevgeny Kazakov, Nicolas Matentzoglu and Bijan Parsia</addr-line>
        </aff>
      </contrib-group>
      <volume>1015</volume>
    </article-meta>
  </front>
  <body>
    <sec id="sec-1">
      <title>-</title>
      <p>OWL is a logic-based ontology language standard designed to promote interoperability,
particularly in the context of the (Semantic) Web. The standard has encouraged the development
of numerous OWL reasoning systems, and such systems are already key components of many
applications.</p>
      <p>The goal of this workshop is to bring together both developers and users of reasoners for
(subsets of) OWL, including systems focusing on both intensional (ontology) and extensional
(data) query answering.</p>
      <p>This volume contains the papers presented at ORE 2013: The 2nd International Workshop
on OWL Reasoner Evaluation, held in Ulm, Germany, on July 22, 2013. ORE 2013 was
collocated with the 26th edition of the DL workshop. The workshop received a 18 submissions
(14 system papers and 4 ontology/benchmark papers) each of which was reviewed by at least
three members of the program committee or additional reviewers. Since there was not any
o -topic submission, we accepted all submission, following the inclusive tradition of DL, for
oral presentation at the workshop.</p>
      <p>In addition to workshop paper submissions, ORE 2013 also included a competition in which
OWL reasoners were faced with di erent reasoning task, such as ontology classi cation,
consistency checking, and satis ability checking of concepts. The tasks were performed on several
large corpora of real-life OWL ontologies obtained from the web, as well as user-submitted
ontologies which were found to be challenging for reasoners. The proceedings also contains a
short report summarizing the main results of the competition.</p>
      <p>Fourteen OWL reasoners participated in the ORE 2013 competition:
ii</p>
      <p>BaseVISor http://vistology.com/basevisor/basevisor.html
TrOWL http://trowl.eu/
Konclude http://www.derivo.de/en/produkte/konclude/
ELepHant https://code.google.com/p/elephant-reasoner/
TReasoner https://code.google.com/p/treasoner/
HermiT http://www.hermit-reasoner.com/
MORe http://code.google.com/p/more-reasoner/
ELK http://code.google.com/p/elk-reasoner/
jcel http://jcel.sourceforge.net/
SnoRocket http://research.ict.csiro.au/software/snorocket
FaCT++ http://code.google.com/p/factplusplus/
Jfact http://sourceforge.net/projects/jfact/
Chainsaw http://sourceforge.net/projects/chainsaw/</p>
      <p>WSClassi er https://code.google.com/p/wsclassifier/</p>
    </sec>
    <sec id="sec-2">
      <title>Acknowledgements</title>
      <p>We thank all members of the program committee, competition organisers, additional reviewers,
authors of the submitted papers, developers of the submitted reasoners and ontologies, and
local organizers for their invaluable e ort.</p>
      <p>We also thank Konstantin Korovin (supported by the Royal Society grant RG080491) at
the University of Manchester who kindly provided us with the PC cluster for the competition.</p>
      <p>We also gratefully acknowledge the support of our sponsors. In particular, we thank the
main workshop sponsor: B2i Healthcare (https://www.b2international.com/).</p>
      <p>We would also like to acknowledge that the work of the ORE organisers was greatly simpli ed
by using the EasyChair conference management system (http://www.easychair.org) and the
CEUR Workshop Proceedings publication service (http://ceur-ws.org/).</p>
    </sec>
    <sec id="sec-3">
      <title>Organisers, PC Chairs</title>
      <sec id="sec-3-1">
        <title>Samantha Bail</title>
        <p>Ernesto Jimenez-Ruiz</p>
      </sec>
      <sec id="sec-3-2">
        <title>University of Manchester University of Oxford</title>
      </sec>
    </sec>
    <sec id="sec-4">
      <title>Competition Organisers</title>
      <sec id="sec-4-1">
        <title>Rafael Goncalves Nicolas Matentzoglu Bijan Parsia</title>
      </sec>
    </sec>
    <sec id="sec-5">
      <title>Local Organisers</title>
      <sec id="sec-5-1">
        <title>Birte Glimm Yevgeny Kazakov</title>
      </sec>
    </sec>
    <sec id="sec-6">
      <title>Program</title>
    </sec>
    <sec id="sec-7">
      <title>Committee</title>
      <sec id="sec-7-1">
        <title>Ana Armas</title>
        <p>Franz Baader
Christine Golbreich
Janna Hastings
Pavel Klinov
Despoina Magka
Francisco Martin-Recuerda
Christian Meilicke
Julian Mendez
Maria Del Mar Roldan Garc a
Stefan Schlobach
Kavitha Srinivas
Dmitry Tsarkov</p>
        <p>Zhe Wang</p>
      </sec>
    </sec>
    <sec id="sec-8">
      <title>Additional Reviewers</title>
      <sec id="sec-8-1">
        <title>Andrew Bate</title>
        <p>David Carral
Maria Copeland
Jared Leo
Jose Mora
Weihong Song
Yujiao Zhou
iv</p>
      </sec>
      <sec id="sec-8-2">
        <title>University of Manchester University of Manchester University of Manchester</title>
      </sec>
      <sec id="sec-8-3">
        <title>University of Ulm University of Ulm</title>
      </sec>
      <sec id="sec-8-4">
        <title>University of Oxford</title>
        <p>TU Dresden
LIRMM, CNRS, Montpellier &amp; Univ. Versailles Saint-Quentin
European Bioinformatics Institute
University of Ulm
University of Oxford
Universidad Politecnica de Madrid
University of Mannheim
TU Dresden
Universidad de Malaga
Vrije Universiteit Amsterdam
IBM Research
University of Manchester
Gri th University</p>
      </sec>
      <sec id="sec-8-5">
        <title>University of Oxford</title>
        <p>Wright State University
University of Manchester
University of Manchester
Universidad Politecnica de Madrid
University of New Brunswick</p>
        <p>University of Oxford
Ontology and benchmark papers
Genomic CDS: an example of a complex ontology for pharmacogenetics and clinical
decision support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128</p>
        <p>Matthias Samwald</p>
      </sec>
    </sec>
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