Group indicate it's a tense part of the match (8)

I believe the answer is:

setpoint

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'a tense part of the match' is the definition.
I know nothing about this answer so I can't judge whether it can be defined by this definition.

'group indicate' is the wordplay.
'group' becomes 'set' (both can mean a collection).
'indicate' becomes 'point' (synonyms).
'set'+'point'='SETPOINT'

'it's' acts as a link.

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I've seen this clue in The Irish Times.

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