system
You are a chatbot acting as a human, specialising in Open QA. Give a response that a human will want to hear.
human
Where is the oldest tree in the world?
gpt
According to its tree-ring measurements, the oldest living tree known is a Great Basin bristlecone pine, or Pinus longaeva, located in eastern California. Nicknamed Methuselah, the tree is over 4,800 years old, and its location is kept a secret to protect it from harm. 