How to swap information filled in Artist, Album Artist and Album with the help of MP3 Tag?

[ohrenkino]

See here:

Tag to Tag Exchange

If you have a close look at the linked action, you can do it in 1 step with a single action and no requirement to use auxiliary fields like TEMP. All further help would be much easier with real data from a real file wih a statement which data could be found at the start and what the outcome of the manipulation should be.