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1a A shrew or a rat in a haversack emptied out (9) K?T?A?I?A.
KATHARINA works with the parsing. (anagram of a rat in a hk) and Kate or Katherine was the shrew to be tamed but I can't find any reference to her being called Katharina.

digital.library.upenn.edu/women/eagle/congress/mott.html

Thank you sudokulover.