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'.

Input: Consider Input: Harring was born in Los Mochis, Sinaloa, Mexico on March 3, 1964

Output: March 3, 1964

Input: Consider Input: Margot Elise Robbie was born on 2 July 1990 in Dalby, Queensland, to Doug Robbie, a former farm-owner and sugarcane tycoon, and Sarie Kessler, a physiotherapist

Output: 2 July 1990

Input: Consider Input: Nicholson was born on April 22, 1937, in Neptune City, New Jersey, the son of a showgirl, June Frances Nicholson (stage name June Nilson; 19181963)
Output: April 22, 1937