тэги
- academic
- best
- bestpractice
- bookmarks
- concept
- modeling
- n-ary
- n-ary_relation
- note
- noy
- object-oriented_context_reification
- ontology
- owl
- paper
- patterns
- programming
- proj:o4p
- property_reification
- rdf
- reification
- reification_pattern
- semantic
- semanticweb
- semantic_web
- semweb
- taghog
- unsorted_bookmarks
- w3c
