CONTEST
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Gold Medal
Saloua Chatti
University of Tunis - Tunisia
"Quantified hypothetical propositions"
Silver Medal
Oksana Cherkashina
University of Moscow – Russia
"Analogue of Blanche hexagon for propositions about two-place relations"
Bronze Medal
Fabien Schang
Lycée Alfred Méziéres, Longwy – France
"Universal quadrilateral of oppositions"