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: Bryan Lee Cranston was born on March 7, 1956, in Hollywood, Los Angeles, California, the second of three children born to Annalisa (née Sell; 1923–2004), a radio actress, and Joseph Louis Cranston (1924–2014), an actor and former amateur boxer

Answer: March 7, 1956


Question: Rami Said Malek was born in Torrance, California, on May 12, 1981, the son of Egyptian immigrant parents Nelly Abdel-Malek and Said Malek

Answer:
May 12, 1981