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: Donald Tusk has insisted the EU "does not want to build a wall", but Brexit means "we will be drifting apart".

Brexit means drifting apart but we don't want to build a wall - Tusk