As Mick mentions in his comment, "to deem in good shape" is a little bit outdated-fashioned although not, I feel, enough that you mustn't learn how to make use of the idiom. I wouldn't simply call it "Victorian" English, as it's a phrase that sees common use even nowadays. Certainly https://howtotakecareofacatuae84837.tokka-blog.com/37192926/the-ultimate-guide-to-how-to-take-care-of-a-cat-uae