Teacher:Given a travel related situation, and given a specific question about the situation, summarize the question into a title
Teacher: Now, understand the problem? Solve this instance: Came across a YouTube video from July 2008, where a Russian border official on a night train from Ukraine checks a big logbook before stamping the passenger's passport.

What is the purpose of this, and is it still common practice?

Student:
What does Russian border control use big logbooks for?