Figure 4
From: The Semanticscience Integrated Ontology (SIO) for biomedical research and knowledge discovery

Exact description of a molecule of methane using mereotopological relations in equivalent class axioms.
From: The Semanticscience Integrated Ontology (SIO) for biomedical research and knowledge discovery
Exact description of a molecule of methane using mereotopological relations in equivalent class axioms.