 
 <prompt> How tree dey break down start? Based on di last question, write one context wey get di answer. E fit be 1 - 20 sentences. Context: <response>: E dey wondaful say di inner heartwood of old trees dey always remain strong as e dey, since for many cases e fit don dey hundreds, and for some cases thousands, of years old. Any broken limb or root, or deep wound from fire, insects, or falling timber, fit allow decay enta, wey fit spread reach all parts of di trunk. Di larvae of many insects dey bore inside di trees and their tunnels fit dey indefinitely as sources of weakness. Any advantage wey sapwood fit get for dis matter na based on e age and position. 