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: Facebook says it deleted or added warnings to about 29 million posts that broke its rules on hate speech, graphic violence, terrorism and sex, over the first three months of the year.

Facebook details scale of abuse on its site