D. Calvanese, M. Giese, P. Haase, I. Horrocks, T. Hubauer, Y. Ioannidis, E. Jiménez-Ruiz, E. Kharlamov, H. Kllapi, J. Klüwer, M. Koubarakis, S. Lamparter, R. Möller, C. Neuenstadt, T. Nordtveit, Ö. Özcep, R. M. driguez Muro, M. Roshchin, M. Ruzzi, F. Savo, M. Schmidt, A. Soylu, A. Waaler, D. Zheleznyakov, "Optique: OBDA Solution for Big Data ", In Poster track of the Extended Semantic Web Conference (ESWC 2013). Montpellier, France. May 26-30, 2013