Prototype KG‑aware adaptation of the BioPortal interface. Graph pages generated from live KG‑Registry metadata; tool links go to the live BioPortal.
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BFO

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Basic Formal Ontology

KGXBioPortal ontologyv2.0CC BY 3.0
Visibility: Public

A KGX transformation of the BioPortal ontology Basic Formal Ontology (BFO), produced by KG‑Bioportal. Nodes are ontology classes; edges are the relations between them.

Graph at a glance

75
Nodes
115
Edges
2.0
Version
2026-09-14
Transformed

Products & downloads

KGX
KGX nodes & edges
BFO.tar.gz
75 nodes · 115 edges
Base graph is the full graph

This ontology declares no imports, so its base graph already is its full graph; nothing separate was built.

The graph contains BFO_nodes.tsv and BFO_edges.tsv. Releases are incremental, so each link points at whichever release most recently rebuilt this ontology.

Biolink categories 4 categories across 75 nodes

NamedThing66
PhysicalEntity4
Activity3
Attribute2

An item carrying more than one category is counted under each, so these counts can add up to more than the total.

How they were assigned 9 of 75 nodes (12.0%)

3is a seed term whose Biolink class is not in doubt
6inherits from a seed term above it in the hierarchy

Biolink categories 1 category across 115 edges

Association115

An item carrying more than one category is counted under each, so these counts can add up to more than the total.