Creating a "MAME CHD games" category as its own platform or playlist

[isamu]

Hi guys. As the title says I'd like to create a new category that filters out all my MAME CHD games and make either a new platform or playlist out of it. How do go about achieving this task?

[sundogak]

If you use the MAME Arcade Full Set Import wizard it will generate the playlist if you check it:  

[isamu]

you sir, are an invaluable asset to this community. Thanks so much!