Check,please!

[Slam Juice]

Я ничего не понимаю в живописи. Я не отличу раннего Гейнсборо от Сезанна. I'm very bad at painting. I am not able to see the difference between early Gainsborough and Cézanne.
I'm especially interested in the articles in these sentences.

[Franky]

I'm very bad at painting - Я очень плохо рисую.

[Me neither]

I don't understand much in painting. I would hardly tell ...... from ......

[Slam Juice]

Thanks!
I don't understand much in painting. I would hardly tell...early Gainsborough from Cézanne. Any articles?

[L-sa]

can't tell an early Gainsborough from a Cézanne (вы же о картинах, а не о людях)

[Slam Juice]

Thanks a lot!

[Eoghan Connolly]

I don't know anything about art.

[akhmed]

I'm completely ignorant of/about painting.

[Madjesty]

I have a bad eye for painting.

[V]

I don't know the first thing about art. I don't think I could tell...from...