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 Input:
Tony Curtis was born Bernard Schwartz on June 3, 1925, at the Fifth Avenue Hospital corner of East 105th Street in Manhattan, New York City, the first of three boys born to Helen (née Klein) and Emanuel Schwartz

Ex Output:
June 3, 1925


Ex Input:
Dormer was born in Reading, Berkshire, England, on 11 February 1982, daughter of Gary Dormer and wife Claire Richards and sister of Mark Dormer and Samantha Dormer

Ex Output:
11 February 1982


Ex Input:
Pine was born on August 26, 1980, in Los Angeles, California

Ex Output:

August 26, 1980