Given a short bio of a person, find the minimal text span containing the date of birth of the person. The output must be the minimal text span that contains the birth date, month and year as long as they are present. For instance, given a bio like 'I was born on 27th of Decemeber 1990, and graduated high school on 23rd October 2008.' the output should be '27th of December 1990'.
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Question: McGregor was born on 31 March 1971 in Perth, Scotland, and was raised in nearby Crieff

Answer: 31 March 1971


Question: Emmanuelle Grey Rossum was born on September 12, 1986, in New York City

Answer: September 12, 1986


Question: Nolte was born on February 8, 1941, in Omaha, Nebraska

Answer:
February 8, 1941