| Vol-4064 urn:nbn:de:0074-4064-X Copyright © 2025 for the individual papers by the papers' authors. Copyright © 2025 for the volume as a collection by its editors. This volume and its papers are published under the Creative Commons License Attribution 4.0 International (CC BY 4.0).

# SEMANTiCS-PDWT 2025
Posters, Demos, Workshops, and Tutorials at SEMANTiCS 2025

### Joint Proceedings of Posters, Demos, Workshops, and Tutorials of the 21st International Conference on Semantic Systems
co-located with 21st International Conference on Semantic Systems (SEMANTiCS 2025)

### Vienna, Austria, September 3-5, 2025.

Edited by

### David Chaves-Fraga 1
Ivan Heibi 2
Daniel Garijo 3
Diego Collarana 4
Angelo Salatino 5
Sahar Vahdati 6

1 Unviersidade de Santiago de Compostela, Santiago de Compostela, Spain
2 University of Bologna, Bologna, Italy
3 Universidad Politécnica de Madrid, Madrid, Spain
4 Fraunhofer IAIS, Dresden, Germany
5 The Open University, Milton Keynes, United Kingdom
6 Institute for Applied Informatics, Leipzig, Germany

## Table of Contents

- Preface
  Summary: There were 30 papers submitted for peer-review to this workshop. Out of these, 20 papers were accepted for this volume. These joint proceedings also include the 8 workshops co-located with SEMANTiCS 2025.

### Poster and Demos

- Automatic Creation of Knowledge Graphs From IEC 61850-Tagged Datasets for Renewable Energy Systems
  Lina Nachabe, Maxime Lefrançois, Cyril Effantin, Antoine Zimmermann
- Towards a FAIR knowledge graph-based conversational agent for exploring agroforestry research
  Joseph Kivisi, Sufiet Erlita, Thomas Zschocke
- The Wikidata Query Service split and its impact on the scholarly graph
  Tiago Lubiana, Lane Rasberry, Daniel Mietchen
- SPARQL-parser: Query Rewriting for Authorization in the semantic.works Microservice Framework
  Tom De Nies, Aad Versteden
- Characterizing Knowledge Graph Tasks in LLM Benchmarks Using Cognitive Complexity Frameworks
  Sara Todorovikj, Lars-Peter Meyer, Michael Martin
- Semantic-Aware Orchestration and Energy-Optimized Data Management across the Edge--Cloud Continuum: The GLACIATION Approach
  Aidan O Mahony, Pournima Sonawane, Shraddha Gupta
- Towards Declarative Linked Data Backends. Generating the RELEVEN Graph API from RDF Path Expressions
  Lukas Plank, Kevin Stadler
- LifeTabFusion: A Confidence-Guided Table Understanding via Hybrid Integration of KGs, ML, and LLMs
  Vishvapalsinhji Parmar, Alsayed Algergawy
- RDF Differ: Configurable change reporting for RDF vocabularies
  Rashif Rahman, Jana Ahmad, C. Maria Keet, Eugeniu Costetchi
- Symbolic-AI driven Data Repairs for Large Scale Energy Co-Simulations
  Robert David, Stefan Bischof, Konrad Diwold, Josiane Xavier Parreira
- Semantically-Enabled Data Spaces for Intelligent Data Asset Discovery
  Harry Nakos, Theodore Dalamagas, Stelios Sartzetakis, Nikos Kapetanas, Danae Pla Karidi, Yannis Stavrakas
- Semantic-IoT Framework: Knowledge Graph Generation from IoT Platforms
  Junsong Du, Yunheng Tian, Max Berktold, Rita Streblow, Dirk Müller
- CONTO: An Ontology-based Approach for Interoperable Configuration Knowledge
  Stefan Bischof, Andreas Falkner, Erwin Filtz, Patrik Schneider, Simon Steyskal, Mihaela-Liana Topa
- A Design Study for Interoperable Digital Product Passports: Embedding UNTP Semantics in AAS Submodels
  Giray Havur, Tassilo Pellegrini, Gottfried Schenner, Francesco Fusco
- A Semantic Search Engine for the Exploration of Explainability Phenomena
  Meisam Booshehri, Christian Kullik, Philipp Cimiano
- Adding Context in OWL Ontologies: Visual Qualifiers in OWLGrEd
  Jūlija Ovčiņņikova, Kārlis Čerāns
- How to Add a User Interface on Top of an External SPARQL Endpoint: Case Nobel Prize Sampo
  Niks Kristofers Grīslis, Kārlis Čerāns, Mikus Grasmanis, Heikki Rantala, Eero Hyvönen
- Visual Schemas and Queries for Knowledge Graph Exploration
  Kārlis Čerāns, Julija Ovcinnikova, Mikus Grasmanis, Lelde Lace
- Knowledge-Graph-Driven Retrieval-Augmented Generation for Exploring and Curating Active Archives
  Danae Pla Karidi, Christos Chrysanthopoulos, Ioannis Triantafyllou
- Evaluating OpenSPG Engine for Network Operations
  Beyza Yaman, Michael Mackey, Peter Cautley, Declan O'Sullivan

### First Workshop on Users and Knowledge Graphs (UKG)

- First International Workshop on Users and Knowledge Graphs
  Christophe Debruyne, Enayat Rajabi, Somayeh Kafaie
- Mind the Gap: LLMs, Competency Questions, and the Non-Technical User in the Humanities Domain
  Claire McNamara, Lucy Hederman, Declan O'Sullivan
- MetaSEMAP: Usability Evaluation for Metadata Annotation Across the Mapping Lifecycle
  Sarah Alzahrani, Declan O'Sullivan
- SHACLEval - A Quality Framework for the Shapes Constraint Language
  Achim Reiz, Henrik Dibowski, Irlan Grangel Gonzales, Fajar J. Ekaputra, Kurt Sandkuhl

### Second International Workshop on Scaling Knowledge Graphs for Industry (SKGi 2025)

- Second International Workshop on Scaling Knowledge Graphs for Industry (SKGi 2025) - LLMs meet KGs: Summary
  Diego Rincon-Yanez, Wilma Johanna Schmidt, Evgeny Kharlamov, Michael Cochez, Adrian Paschke, Declan O’Sullivan
- Enhancing Transparency and Compliance in Automated Decision-Making: A Multi-Agent System Approach Using Language Models
  Ya Wang Raja Havish Seggoju Adrian Paschke
- Towards Efficient Field Service Engineering for Powertrains via LLM-generated Knowledge Graphs
  Prerna Juhlin, Rana Hussein, Nicolai Schoch
- Knowledge Graph Construction towards a Graph RAG-Enhanced Intelligent Maintenance Chatbot
  Hansi Zhang, Wilma Johanna Schmidt, Xiaozhi Shen, Qiushi Cao, Sebastian Monka, Adrian Paschke
- Injecting Knowledge Graph Embeddings into GraphRAG Architectures: Scalable Fact-Checking for Combating Disinformation with LLMs
  Orlando Abaunza Ubaque, Diego Rincon-Yanez, Declan O'Sullivan
- A Framework for Semantic Identifier Resolution and LLM Grounding in Engineering Systems
  Rustam Mehmandarov, Arild Waaler

### First International Workshop on Leveraging Semantics for Transparency in Industrial Systems (SENTIS)

- First International Workshop on Leveraging Semantics for Transparency in Industrial Systems
  Konrad Diwold, Katrin Ehrenmüller, Andreas Harth, Marta Sabou, Gernot Steindl
- Problem Characterization for Interactive Knowledge - Assisted Causal Analysis in Injection Molding
  Jan Vrablicz, Alexander Rind, Christian Mittermayr
- On A Semantic Model and Knowledge Graph based Approach to Enable Transparency, Explainability, and Auditability for High-Pressure Die-Casting
  Stefan Bischof, Erwin Filtz, Josiane Xavier Parreira, Florian Rötzer, Simon Steyskal, Stephan Strommer
- CrowdSense: Interpretable and Efficient Multivariate Crowd Forecasting with Active Learning
  Anahid Wachsenegger, Anita Graser, Axel Weißenfeld, Melitta Dragaschnig
- Enabling Reuse of Knowledge from Coupled Systems in Aerospace Engineering
  Ildar Baimuratov, Tim Wittenborg, Ihar Antonau, Susanna Baars
- Data-Driven Augmentation of Expert Causal Knowledge in Cyber-Physical Systems
  Katrin Ehrenmüller, Lucas Kook, Fajar J. Ekaputra, Marta Sabou
- Increasing Transparency and Explainability in Microgrid systems by Leveraging Procedural Knowledge
  Erwin Filtz, Josiane Xavier Parreira

### Developers Workshop (SEMDEV)

- Developers Workshop
  Ruben Taelman, Jindřich Mynarz, Jerven Bolleman
- TermIt: Managing Domain Terminologies
  Martin Ledvinka, Miroslav Blaško, Michal Med
- Miravi - a Linked Data Viewer
  Els de Vleeschauwer, Martin Vanbrabant, Ben De Meester, Pieter Colpaert
- Jelly: a Fast and Convenient RDF Serialization Format
  Piotr Sowiński, Karolina Bogacka, Anastasiya Danilenka, Nikita Kozlov
- Towards tackling SPARQL heterogeneity through modular parsing
  Jitse De Smet, Ruben Taelman
- Towards a Scalable Architecture for Legal Ontologies Integrated into Digital Twins of Administrative Law
  Florian Schnitzhofer, Christoph G. Schuetz
- Interactive Dashboard for Ontology Catalogs
  Jakub Skříšovský, Avetis Mkrtchian, Petr Křemen

### Workshop on NeXt-generation Data Governance (NXDG 2025)

- Workshop on NeXt-generation Data Governance 2025
  Beatriz Esteves, Harshvardhan J. Pandit, Ruben Verborgh
- Beyond Disclosure: Rethinking Transparency and Digital Vulnerability under the Digital Services Act
  Elif Beyza Akkanat-Öztürk
- A Configurable Anonymisation Service for Semantically Annotated Data: A Case Study on REC Data
  Paul Feichtenschlager, Christoph Fabianek, Fajar J. Ekaputra, Sebastian Haas, Gabriel Unterholzer
- Prototyping an HEALTH DCAT-AP data catalogue to support population health indicator identification and quality assessment
  Rob Brennan, Junli Liang, Akila Wickramasekar
- Semantic Conflict Resolution for Access and Usage Control
  Eugenia I. Papagiannakopoulou, Nikolaos L. Dellas, Georgios V. Lioudakis, Maria N. Koukovini, Aziz Mousas
- Designing DCAT-AP extensions for common European data spaces: The EHDS HealthDCAT-AP Case Study
  Pascal Derycke, Beatriz J. Barros, Nienke M. Schutte, Charles-Andrew Vande Catsyne, Martina Bargeman Fonseca
- May the FORCE be with you? A Framework for ODRL Rule Compliance through Evaluation
  Wout Slabbinck, Julián Rojas Meléndez, Beatriz Esteves, Ruben Verborgh, Pieter Colpaert
- Semantic Patterns of Prohibited AI Systems in the EU AI Act
  Delaram Golpayegani, Harshvardhan J. Pandit, Dave Lewis

### The Second Workshop on Knowledge Graphs and Neurosymbolic AI (KG-NeSy)

- Preface of the Second Workshop on Knowledge Graphs and Neurosymbolic AI
  Shqiponja Ahmetaj, Fajar J. Ekaputra, Andreas Ekelhart, Sebastian Neumaier
- Evaluating Large Language Models on OWL Lite Reasoning
  Emanuele Damiano, Francesco Orciuoli
- Explainable Zero-Shot Visual Question Answering Logic-Based Reasoning (Extended Abstract)
  Thomas Eiter, Jan Hadl, Nelson Higuera, Lukas Lange, Johannes, Bileam Scheuvens, Jannik Strötgen
- Intermediate Languages Matter: Formal Languages and LLMs affect Neurosymbolic Reasoning
  Alexander Beiser, Nysret Musliu, David Penz
- Guiding LLM Generated Mappings with Lifecycle-Based Metadata: An Early Evaluation
  Sarah Alzahrani, Declan O'Sullivan
- Pattern-based AI Risk Assessment: A Taxonomy Expansion Use Case
  Muhammad Ikhsan, Elmar Kiesling, Salma Mahmoud, Alexander Prock, Artem Revenko, Fajar J. Ekaputra
- Semantic-Driven Data Augmentation for Improved Machine Learning Predictions (Extended Abstract)
  Majlinda Llugiqi, Fajar J. Ekaputra, Marta Sabou

### First International Workshop on Symbolic and Generative AI for Science (SymGenAI4Sci)

- Preface for the Symbolic and Generative AI for Science
  Sanju Tiwari, Jennifer D’Souza, Daniil Dobriy, Sören Auer
- DeepResearchEco: A Recursive Agentic Workflow for Complex Scientific Question Answering in Ecology
  Jennifer D’Souza, Endres Keno Sander, Andrei Aioanei
- Investigating Symbolic Triggers of Hallucination in Gemma Models Across HaluEval and TruthfulQA
  Naveen Lamba, Sanju Tiwari, Manas Gaur
- Ontology Enrichment of Video Games with LLMs
  Oğuzhan Menemencioğlu, Ahmet Selim Küçükara
- Chebifier 2: An Ensemble for Chemistry
  Simon Flügel, Martin Glauer, Janna Hastings, Till Mossakowski, Christopher J. Mungall, Charlotte Tumescheit, Fabian Neuhaus
- Abstract Argumentation Frameworks Extraction for Dispute Resolution in Scientific Peer Review
  Ildar Baimuratov, Alexandr Karpovich

### Semantics for Transport (Sem4Tra)

- Preface of the Semantics for Transport 2025 - Sem4Tra
  Shahrom Sohi, Julian Rojas, Pieter Colpaert, Ghislain Atemezing, Mersedeh Sadeghi, Cornelis Bouter
- On Linking Heterogeneous Railway Knowledge Graphs Challenges in Integrating ERA and OpenStreetMap Rail Infrastructure Representations
  Stefan Bischof, Gottfried Schenner
- Explainable Mobility Prediction in Urban Transit Zones
  Adrian M.P. Braşoveanu, Lyndon J.B. Nixon, Arno Scharl, Günther Charwat, Egon Prünster
- Inter-railways data sharing for seamless travelling applications in Europe
  Shahrom Sohi, Sri Harikrishnan, Gabriele Labanca, Peter Kováč, Michaela Macko, Benjamin Sčepka, Amin Anjomshoaa, Axel Polleres

2025-09-12: submitted by David Chaves-Fraga, metadata incl. bibliographic data published under Creative Commons CC0
2025-10-10: published on CEUR Workshop Proceedings (CEUR-WS.org, ISSN 1613-0073) |valid HTML5|