@Conor McAuley
deleting your comments and making me look like I'm talking to thin air?
Your comment was:
I don't see any references for your works-of-art-for-hire-purchase caper-cum-scheme, Daryo.
As you yourself always say, where are the references?
and my reply TO THAT, not to thin air:
You might consider
the possibility of improving your "pattern recognition algorithm"... as the whole ST is actually exactly about that - buying works of art the same way you would "lease" a company car!
Or as quicker solution take a look at related questions from the same Asker about the same ST, like this one:
https://www.proz.com/kudoz/french-to-english/law-taxation-cu...etc