Was poetry a chore for him? (6)

I believe the answer is:

horace

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'him?' is the definition.

'was poetry a chore' is the wordplay.
'a chore' anagrams to 'HORACE'.
But, I am not sure how the anagram is indicated.

'for' acts as a link.

Can you help me to learn more?

(Other definitions for horace that I've seen before include "Roman lyric poet, d.8BC -- a chore (anag)" , "Boy's name - Roman poet" , "Roman poet; -- Walpole" , "Roman poet and satirist" , "Is it a chore to read this old Roman poet?" .)

I've seen this clue in the Evening Standard.

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