Desert Rat carts battered pieces over, including paintings by Miró and Mondrian, for example (8,3)

I believe the answer is:

abstract art

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'paintings by miro and mondrian for example' is the definition.
I can't tell whether this definition defines the answer.

'desert rat carts battered pieces over including' is the wordplay.
'including' indicates a hidden word.
'over' shows that the letters should be reversed in order.
'tratcartsba' can be found hidden inside 'desert rat carts battered pieces'.
'tratcartsba' backwards is 'ABSTRACT ART'.

Can you help me to learn more?

(Another definition for abstract art that I've seen is " Nonrepresentational paintings, sculpture etc".)

I've seen this clue in The Irish Times.

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