 Chaired by Lori Levin, it received 27 teams from 19 countries, including Brazil, Canada, United Arab Emirates and Vietnam for the first time.The Problem Committee was chaired by Adam Hesterberg.The problems of the individual contest required reasoning about Faroese (Germanic) orthography, Menominee (Algic) morphology, Vai (Mande) syntax, Nahuatl (Uto-Aztecan) semantics and the structure of the barcode language EAN-13.