Complex sentence: There are several theories of how the white squirrel came to live in Brevard, including an overturned carnival truck and someone keeping it as a pet and then having that pet escape and breed with other squirrels.
Split into simpler sentences: There are several theories of how the white squirrel came to live in Brevard. From an overturned carnival truck to someone keeping it as a pet and then having that pet escape and breed with other squirrels.