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'.

[Q]: Chan was born on 7 April 1954 in Hong Kong as Chan Kong-sang (Chinese: 陳港生; lit
[A]: 7 April 1954


[Q]: Jennifer Shrader Lawrence was born on August 15, 1990, in Indian Hills, Kentucky, to Gary, a construction company owner, and Karen (née Koch), a summer camp manager
[A]: August 15, 1990


[Q]: Seth Aaron Rogen was born on April 15, 1982 in Vancouver, British Columbia to a Jewish family of Ukrainian and Russian origin
[A]:
April 15, 1982