What is the best way to rewrite the following sentence to make it parallel in structure?

My dog likes to chase squirrels, play fetch, and sleeping.

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My dog likes chasing squirrels, to play fetch, and to sleep.

My sleeping dog likes to chase squirrels and playing fetch.

My dog likes to chase squirrels, play fetch, and sleep.

My dog likes chasing squirrels, to play fetch, and sleeping.

My dog likes to chase squirrels, fetching, and sleeping.