A question that is free of any grammatical or logcal errors, should be labeled 'yes', otherwise it should be indicated as 'no'. A question is grammatically correct if all its entities i.e. nouns, verbs, adjectives, prepositions, pronouns, adverbs are at appropriate position. A question is logically correct if the semantic makes sense.
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Question: Sentence: By the beginning of the fourth century the Algarve had a bishop in place, based in Faro.
Question: Did the bishop's position remain open after his tenure?

Answer: Yes.

Question: Sentence: With this, it became impossible for me to stay upstairs, he said, pointing to the scars on his forearm.
Question: When did he get his scars?

Answer: No.

Question: Sentence: The fiction of Japanese imperial power had become infinitely extendable.
Question: Did the illusion of imperial power extend into the modern era?

Answer:
Yes.