The Grauniad may be involved in party politics (4)

I believe the answer is:

typo

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'the grauniad may' is the definition.
I can't judge whether this definition defines the answer.

'involved in party politics' is the wordplay.
'involved in' says the answer is hidden in the clue.
'TYPO' is hidden in the letters of 'party politics'.

'be' is the link.

Can you help me to learn more?

(Other definitions for typo that I've seen before include "Keyboard slip-up" , "Spelling mistake" , "Small keyboarding error" , "False character" , "Printing error (colloq.)" .)

I've seen this clue in The Guardian.

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