[cepth]

If you want to see what pterhx was referring to in action, National Geographic did a documentary featuring Susan Polgar a few years back. The relevant clip and timestamp are here: https://youtu.be/LdKHrxcpxrY?t=238.

The difficulty in recalling nonsensical positions is not that it's like "boxing a beginner", it's that the pieces are literally placed in a way that the positions could not have been reached with legal moves.

Analogously, remembering famous quotes or memorable phrases in a certain language is quite easy. If instead, you had to memorize a string of randomly placed words that did not follow established rules of grammar or sentence structure, it'd be a much harder task.

Chunking is context and experience dependent.