The Provenance Markup Language (PML 3.0) is an OWL ontology that extends W3C's PROV-O with the best parts of PML 2.0.
- PML 3.0 OWL ontology
- PML 3.0 HTML specification
- Homepage for the analysis leading to PML 3.0: http://inference-web.org/wiki/PML_3.0