| Label | Id | |
|---|---|---|
| tick mark | http://semanticscience.org/resource/SIO_000513 | |
| major tick mark | http://semanticscience.org/resource/SIO_000514 | |
| minor tick mark | http://semanticscience.org/resource/SIO_000515 | |
| ray | http://semanticscience.org/resource/SIO_000516 | |
| quadrilateral | http://semanticscience.org/resource/SIO_000517 | |
| rectangle | http://semanticscience.org/resource/SIO_000518 | |
| bar | http://semanticscience.org/resource/SIO_000519 | |
| triangle | http://semanticscience.org/resource/SIO_000520 | |
| directed line segment | http://semanticscience.org/resource/SIO_000521 | |
| arrowed line segment | http://semanticscience.org/resource/SIO_000522 | |
| single arrowed line segment | http://semanticscience.org/resource/SIO_000523 | |
| double arrowed line segment | http://semanticscience.org/resource/SIO_000524 | |
| horizontal line | http://semanticscience.org/resource/SIO_000525 | |
| vertical line | http://semanticscience.org/resource/SIO_000526 | |
| trend line | http://semanticscience.org/resource/SIO_000527 |