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'.

Q: Kate Rooney Mara was born on February 27, 1983, in Bedford, New York

A: February 27, 1983
****
Q: Pine was born on August 26, 1980, in Los Angeles, California

A: August 26, 1980
****
Q: Alfredo James Pacino was born in the East Harlem neighborhood of New York City on April 25, 1940

A:
April 25, 1940
****