Crossword Genius

For which one flew to launch chequered Aussie career?

Ross

I believe the answer is:

air-sea rescue

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'for which one flew to launch' is the definition.
The definition suggests a singular noun which matches the answer.

'chequered aussie career?' is the wordplay.
'chequered' indicates anagramming the letters.
'aussie'+'career'='aussiecareer'
'aussiecareer' is an anagram of 'AIR-SEA RESCUE'.

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I've seen this clue in The Telegraph.
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