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: England's exams regulator, Ofqual, says it was a "fundamental mistake" to think the public would accept an emergency grading system instead of exam results.

Ofqual warned grades system would not win public support