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: Brewer Marston's is to merge with Carlsberg's UK arm, uniting ales such as Pedigree and Hobgoblin with Danish Pilsner and Somersby cider.

Marston's and Carlsberg UK announce £780m merger