The Twins Corpus of Museum Visitor Questions Priti Aggarwal author Ron Artstein author Jillian Gerten author Athanasios Katsamanis author Shrikanth Narayanan author Angela Nazarian author David Traum author 2012-05 text Proceedings of the Eighth International Conference on Language Resources and Evaluation (LREC’12) Nicoletta Calzolari editor Khalid Choukri editor Thierry Declerck editor Mehmet Uğur Doğan editor Bente Maegaard editor Joseph Mariani editor Asuncion Moreno editor Jan Odijk editor Stelios Piperidis editor European Language Resources Association (ELRA) Istanbul, Turkey conference publication aggarwal-etal-2012-twins https://aclanthology.org/L12-1339/ 2012-05 2355 2361