guessing game(denghu); twenty questions(если по контексту важна только цель игры "двадцать вопросов" • You wanna stop playing twenty questions and give me something to go on?Abysslooker)
pronoun game("playing the pronoun game" is when a character uses a pronoun such as "he" or "they" in place of a name forcing another character to ask "who?". Often used in films to give an excuse for exposition or as a cheap way to add mystery.urbandictionary.commancy7)