TASK DEFINITION: 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'.
PROBLEM: Martin was born on August 14, 1945 in Waco, Texas, the son of Mary Lee (née Stewart; 1913–2002) and Glenn Vernon Martin (1914–1997), a real estate salesman and aspiring actor

SOLUTION: August 14, 1945

PROBLEM: 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

SOLUTION: August 15, 1990

PROBLEM: Brosnan was born on 16 May 1953 at Our Lady of Lourdes Hospital in Drogheda, County Louth, the only child of May (née Smith) and carpenter Thomas Brosnan

SOLUTION:
16 May 1953