In this task you will be given a passage and a yes/no question based on the passage. You should answer the question using the information from the passage.

passage: A signature page has a line for the signature of a passport holder. A passport is not valid until it is signed by the passport holder. If a holder is unable to sign his passport, it is to be signed by a person who has legal authority to sign on the holder's behalf.
 question: is a us passport valid if not signed?
No

passage: Expo 2020 will be held in Dubai, United Arab Emirates, as a Registered Exposition.
 question: do we still have the world's fair?
Yes

passage: Eggs are capable of causing damages when thrown at property, and egging is considered vandalism in addition to many other severe crimes. Eggs can break windows and, when thrown at cars, can dent a body panel or chip paint where the shell breaks, leaving an oval outline. Egg whites can degrade certain types of vehicle and house paint. Whether or not the egg damages the surface beneath it, dried egg can be difficult to remove, and removal attempts with scrapers or abrasives can damage the surface. In addition to physical damages to property, egging of property may spread diseases. This may infect the victim and possibly many victims with E. coli, salmonella, other viruses, and more.
 question: is it against the law to egg a house?

Yes