# Annotate graphs with events
Annotations allow you to overlay rich event information from Cognite Data Fusion (CDF) on graphs in Grafana.
To enable CDF events to be used as annotations to a graph in Grafana:
Navigate to your dashboard's settings, and select Annotations from the left side.
In the Data Source field, select your CDF project.
Specify the query to fetch and filter events from CDF. For example:
The query above requests events with parameter
type="some"and filters the results by