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Correct the following: Louisa and Becky took her hamster for a walk, and then they took her kitten for a walk, but it refused to go more than a few blocks.
What is: Louisa and Becky took Becky's hamster for a walk, and then they took Louisa's kitten for a walk, but both animals refused to go more than a few blocks. (may vary, but all vague references must be fixed)