Trivia Time: Who's That Girl?

It's been a while since our last trivia question. This one will likely take a little research, but it'll be worth it, as the first person with the correct response will be awarded a nifty City Coach T-shirt. Here you go. Who is Greta Varchi and what has she done that no woman in an Ironman has ever done?  Get to Googling everyone.

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