Diagrams as illustration to section 2.1 in paper Reference conditions: relating mapping rules without joining (submitted to KGCW 2023)
Diagram derived from the original GTFS mapping file (with referencing object maps)
Diagram derived from an adapted GTFS mapping file (with crafted URI templates, without joins)
- converted the mapping files to a SHACL files with RML2SHACL
- summarized the SHACL files (shape per class instead of shape per triples map) with additional script
- converted summarized SHACL files to diagrams with https://shacl-play.sparna.fr/play/draw