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

Ex Output:
November 15, 1929


Ex Input:
Gruffudd was born on 6 October 1973 in Aberdare, the eldest of three siblings

Ex Output:
6 October 1973


Ex Input:
Christopher Julius Rock was born in Andrews, South Carolina on February 7, 1965

Ex Output:

February 7, 1965


