If you have a good piano sound source now you can get some google/bing MIDI piano loops and you will find a number of them. You would need to use these in a DAW and change the notes to match your chords but that is easy to do in MIDI.

I have taken both the standard and super MIDI tracks from BiaB, brought them into my DAW and modified to do exactly what I wanted them to do.

Both of these examples assumes that you know a little music theory but I think you do have such knowledge.

Whenever I get something stuck in the back of my throat, I dislodge it by drinking a beer.
It's called the Heineken Maneuver.

64 bit Win 10 Pro, the latest BiaB/RB, Roland Octa-Capture audio interface, a ton of software/hardware