Hi,
It’s easier to create mashups is by using a category or tag, if that’s a possibility for your site.
If not, to use specific maps, you’ll need to use post ID or page ID – there’s no way to query by map ID.
For example:
[mashup query="p=1,2,3,4"]
Or for pages:
[mashup query="page_id=1,2,3,4"]
