Lovely to hand over to when there's a predicament (6,4)

I believe the answer is:

pretty pass

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'there's a predicament' is the definition.
(thesaurus)

'lovely to hand over to' is the wordplay.
I cannot quite understand how this works, but
'lovely' could be 'pretty' (I've seen this before) and 'pretty' is found within the answer.
'hand' could be 'pass' (synonyms) and 'pass' is found within the answer.
No letters remain.
This may be the basis of the clue (or it may be nonsense).

'when' is the link.

Can you help me to learn more?

I've seen this clue in the Evening Standard.

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