Index of Rules Methodology conventions MC-R1 - Follow a methodology MC-R2 - On goals and scope MC-R3 - On modularisation General conventions GC-R1 - Reuse existing concepts as much as possible GC-R2 - Prefer maintained vocabularies GC-R3 - Concept reference and terms GC-R4 - Vocabulary terminology style GC-R5 - Vocabulary definition styling GC-R6 - Reuse compliance GC-R7 - Deontic modals Conceptual model conventions (UML) CMC-R1 - Conceptual model as single source of truth CMC-R2 - Fixed UML interpretation CMC-R3 - Element names and URIs CMC-R4 - Case sensitivity and charset CMC-R5 - Namespaces and prefixes in element names CMC-R6 - Rich annotations through tags CMC-R7 - Explicit depiction of external dependencies CMC-R8 - Class inheritance CMC-R9 - Abstract classes CMC-R10 - Attribute definition and usage CMC-R11 - Multiplicity of attributes and connectors CMC-R12 - Connector definition and usage CMC-R13 - All elements are "public" CMC-R14 - Controlled lists as Enumerations CMC-R15 - Partition the model into packages CMC-R16 - Diagram readability CMC-R17 - Element stereotypes CMC-R18 - Datatype definition and usage Semantic conventions SC-R1 - Formal language choice SC-R2 - Limited (OWL 2) expressivity SC-R3 - Lexicalisation SC-R4 - Reasoning assumption SC-R5 - Circular definitions Data shape conventions DSC-R1 - Data shape language choice DSC-R2 - Loose versus rigid constraints DSC-R3 - Open and Closed world assumptions DSC-R4 - Shape definitions DSC-R5 - Data shape severity Publication conventions PC-R1 - 5-star Linked Open Data PC-R2 - Persistent URI policy PC-R3 - Version management PC-R4 - Artefact versioning PC-R5 - URI dereferencing PC-R6 - Human-readable form