In this task, you are given Wikipedia articles on a range of topics as passages and a question from the passage. We ask you to answer the question by classifying the answer as 0 (False) or 1 (True)
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Question: Passage: United States passport -- 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

Answer: 0


Question: Passage: Frank Williams (actor) -- Frank Williams (born 2 July 1931) is an English actor best known for playing Timothy Farthing, the vicar in the BBC comedy Dad's Army. He and Ian Lavender are the last surviving major cast members. He reprised the role of Farthing in the 2016 film adaptation of the series.
Question: are there any actors still alive from dad's army

Answer: 1


Question: Passage: Heterochromia iridum -- Heterochromia of the eye (heterochromia iridum or heterochromia iridis) is of three kinds. In complete heterochromia, one iris is a different color from the other. In segmental heterochromia or sectoral heterochromia, part of one iris is a different color from its remainder and finally in central heterochromia there are spikes of different colors radiating from the pupil.
Question: can a person have two different color eyes

Answer:
1