| Label | Id | |
|---|---|---|
| ordinal position | http://semanticscience.org/resource/SIO_000613 | |
| attribute | http://semanticscience.org/resource/SIO_000614 | |
| collection | http://semanticscience.org/resource/SIO_000616 | |
| empty set | http://semanticscience.org/resource/SIO_000617 | |
| standard | http://semanticscience.org/resource/SIO_000618 | |
| regulatory authority | http://semanticscience.org/resource/SIO_000619 | |
| collective | http://semanticscience.org/resource/SIO_000620 | |
| formal specification | http://semanticscience.org/resource/SIO_000621 | |
| RDFS ontology | http://semanticscience.org/resource/SIO_000622 | |
| OBO ontology | http://semanticscience.org/resource/SIO_000623 | |
| chemical functional group | http://semanticscience.org/resource/SIO_000624 | |
| chemical structure | http://semanticscience.org/resource/SIO_000625 | |
| molecular structure | http://semanticscience.org/resource/SIO_000626 | |
| refers to | http://semanticscience.org/resource/SIO_000628 | |
| is subject of | http://semanticscience.org/resource/SIO_000629 |