> For the complete documentation index, see [llms.txt](https://on-these-grounds.gitbook.io/otg-event-model-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://on-these-grounds.gitbook.io/otg-event-model-documentation/ontology/classes.md).

# Classes

#### **Event**

Description: An occurrence in which an enslaved person is involved.

#### **Agent**

Description: A resource that acts or has the power to act.

#### **Location**

Description: A spatial region or named place.