Complex sentence: The Fortingall Yew is an ancient tree in its own walled enclosure within the village churchyard, its age is estimated to be between 2000 and 5000 years, and it may be the oldest living tree-perhaps even the oldest living thing-in Europe.
Split into simpler sentences: The Fortingall Yew is an ancient tree in its own walled enclosure within the village churchyard. Its age is estimated to be between 2000 and 5000 years, and it may be the oldest living tree-perhaps even the oldest living thing-in Europe.