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: Tarantino was born on March 27, 1963, in Knoxville, Tennessee, the only child of Connie McHugh and aspiring actor Tony Tarantino, who left the family before his son's birth

SOLUTION: March 27, 1963

PROBLEM: Smith was born on September 25, 1968, in Philadelphia, Pennsylvania, to Caroline (née Bright), a Philadelphia school board administrator, and Willard Carroll Smith Sr

SOLUTION: September 25, 1968

PROBLEM: Leguizamo was born in Bogotá, Colombia on July 22, 1964, to Alberto and Luz Leguizamo

SOLUTION:
July 22, 1964