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: Martin was born on August 14, 1945 in Waco, Texas, the son of Mary Lee (nee Stewart; 19132002) and Glenn Vernon Martin (19141997), a real estate salesman and aspiring actor

Output: August 14, 1945

Input: Consider Input: Benjamin Edward Meara Stiller was born on November 30, 1965, in New York City and raised on the Upper West Side

Output: November 30, 1965

Input: Consider Input: Eddie Asner was born on November 15, 1929, in Kansas City, Missouri, and grew up in Kansas City, Kansas
Output: November 15, 1929