Definition: In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Input: Coastguards in Dorset have warned dog walkers to keep pets on leads while walking near cliffs and not to attempt to rescue them if they fall.

Warning after dog and owner rescued at Durdle Door