OK here is my try. I'm not sure if I am attaching it properly.
I had a photo of an artist taken some years ago in Italy, so I replaced the painting on his easel with a copy of the original that I had converted to an oil painting. Then I copied the result back into the original photograph.
https://cnxphoto.smugmug.com/No-Cata...ry/i-vLNpJ4j/A
Val