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'.

Hans Lundgren was born on 3 November 1957 in Spånga, the son of Sigrid Birgitta (née Tjerneld; 1932–1992), a language teacher, and Karl Hugo Johan Lundgren (1923–2000), an engineer (M
3 November 1957

Cara Jocelyn Delevingne was born on 12 August 1992, in Hammersmith, London, the daughter of Pandora Anne Delevigne (née Stevens) and property developer Charles Hamar Delevingne
12 August 1992

Amanda Michelle Seyfried was born on December 3, 1985, in Allentown, Pennsylvania

December 3, 1985

