Professors Joaquín Arias, Mar Moreno, José Antonio Rodríguez García and Sascha Ossowski, Mar Moreno have been awarded the prize for the best article at the XIX Conference of the Spanish Association for Artificial Intelligence (CAEPIA 20/21) for their work Modeling Administrative Discretion Using Goal-Directed Answer Set Programming . The award, endowed with 300 Euros, was born from the collaboration of professors from the Higher Technical School of Computer Engineering (ETSII) and the Faculty of Legal and Social Sciences within the framework of the High Performance Research Group in Artificial Intelligence, integrated in CETINIA of the URJC.