Fleiner C., Grümmer J., Zvekan G.: RDeF: Prosuming Interactive Stories to Train RDF and SPARQL 27th ACM Conference on Innovation and Technology in Computer Science Education, ITiCSE 2022 (Dublin, Ireland, 2022-07-11 - 2022-07-13) In: ITiCSE ’22: Proceedings of the 27th ACM Conference on Innovation and Technology in Computer Science Education Vol. 2, New York, NY, USA: 2022 DOI: 10.1145/3502717.3532158