Would not plate solving with each choice give different results.
https://en.wikipedia.org/wiki/Astrometric_solving
No guessing needed for Escher's stars. He had a love for astronomy that shows up in some of his works.
https://escherinhetpaleis.nl/en/about-escher/escher-today/ye...
https://escherinhetpaleis.nl/en/about-escher/escher-today/th...
Can other browser users chime in.