Flexible Query Answering Systems : 15th International Conference, FQAS 2023, Mallorca, Spain, September 5-7, 2023, Proceedings - Larsen, Henrik Legind; Andreasen, Troels; Bordogna, Gloria; De Tré, Guy; Martin-Bautista, Maria J.; Ruiz, M. Dolores (Cham Springer International Publishing AG, 2023)