# Page Not Found

The URL `graphlit-data-api/api-reference/knowledge-graph/categories` does not exist.

You might be looking for one of these pages:
- [Export Content with Entity Annotations](https://docs.graphlit.dev/api-guides/use-cases/knowledge-graph/content-export-with-entities.md)
- [Knowledge Graph](https://docs.graphlit.dev/api-guides/use-cases/knowledge-graph.md)
- [Build Knowledge Graph from Emails](https://docs.graphlit.dev/api-guides/use-cases/knowledge-graph/knowledge-graph-from-emails.md)
- [Filter Content by Entities](https://docs.graphlit.dev/api-guides/use-cases/knowledge-graph/content-filter-by-entities.md)
- [Extract Medical Entities from Clinical Content](https://docs.graphlit.dev/api-guides/use-cases/knowledge-graph/knowledge-graph-medical-content.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.graphlit.dev/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.graphlit.dev/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/api-guides/use-cases/knowledge-graph/content-export-with-entities.md`)
- Use `Accept: text/markdown` header for content negotiation