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The original was posted on /r/todayilearned by /u/Chuck-E-CheeseSticks on 2023-07-25 01:22:28.

Original Title: TIL a Hungarian psychologist wrote a book on how to raise a genius. He proposed his ideas to a teacher. They married and raised three chess grandmasters, two of them became record-breakers and one even became the first female to beat the top ranked male.