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'.

Felicity Rose Hadley Jones was born in Birmingham on 17 October 1983
17 October 1983
The answer is '17 October 1983' because it contains the day, month, and year of birth..