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:
Yelchin was born on March 11, 1989, in Leningrad, Russian SFSR, Soviet Union (now Saint Petersburg, Russia)

Ex Output:
March 11, 1989


Ex Input:
James Harrison Coburn III was born in Laurel, Nebraska on August 31, 1928, the son of James Harrison Coburn II (1902–1975) and Mylet S.

Ex Output:
August 31, 1928


Ex Input:
Emmanuelle Grey Rossum was born on September 12, 1986, in New York City

Ex Output:

September 12, 1986


