This is long established common law. Just because it is your property, you cannot escape your obligation to mitigate obvious hazards, particularly where childr

This is long established common law. Just because it is your property, you cannot escape your obligation to mitigate obvious hazards, particularly where children are involved. So hanging a tree swing that is unsafe and snaps, injuring a child playing on it, still creates liability for you even though the child was trespassing.