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human
Identify and replace the repeated word in this sentence: "I walked through the park and saw a squirrel, and then I saw another squirrel in a different tree."

I went to the park early in the morning to enjoy the soothing breeze while walking. I saw a tiny squirrel in one tree, and then I saw another squirrel climbing a different tree.
gpt
I walked through the park and saw a squirrel, and then I noticed another one in a different tree.