Here's the ranking of systems submitted by participants. Performances are evaluated in terms of accuracy over the test set.
More details about each model and the results can be found in the technical report of PRELEARN shared task:
Alzetta C., Miaschi A., Dell’Orletta F., Koceva F., Torre I. (2020) “PRELEARN@EVALITA 2020: Overview of the Prerequisite Relation Learning Task for Italian”. In Proceedings of EVALITA ’20, Evaluation of NLP and Speech Tools for Italian, 16-17 December, Online, Italy.