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'.

[EX Q]: Wiig was born on August 22, 1973, in Canandaigua, New York, the daughter of Jon Wiig, who ran a lake marina in Western New York, and Laurie (née Johnston), an artist
[EX A]: August 22, 1973

[EX Q]: Lloyd was born on October 22, 1938, in Stamford, Connecticut, the son of Ruth Lloyd (née Lapham; 1896–1984), a singer and sister of San Francisco mayor Roger Lapham, and her lawyer husband Samuel R
[EX A]: October 22, 1938

[EX Q]: Amy Lou Adams was born on August 20, 1974, to American parents Richard and Kathryn Adams, when her father was stationed with the United States Army at the Caserma Ederle military complex in Vicenza, Italy
[EX A]:
August 20, 1974

