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: Electricity output from the Hunterston B nuclear power station could fall by 40% this year after dozens of cracks were discovered in one of the reactors.

Electricity generation at nuclear plant to fall by 40% after cracks find