I am working on a layer with many polygons (circles). I would like to create a polygon containing only the areas where 3 or more circles overlap (in my example there would be only 1 area in the east). Each circle has a specific `"ID"`.

I don't know if QGIS allows such specific conditions.

[![Example](https://i.stack.imgur.com/92Vl0.png)](https://i.stack.imgur.com/92Vl0.png)