Question: When was Princess Eléonore Of Belgium's mother born?

Knowledge 1: Princess Eléonore of Belgium
Princess Eléonore of Belgium (Eléonore Fabiola Victoria Anne Marie; born 16 April 2008) is the younger daughter and the youngest of four children of King Philippe and Queen Mathilde of Belgium.She is currently fourth in line to the throne of Belgium after her older siblings Princess Elisabeth, Duchess of Brabant, Prince Gabriel, and Prince Emmanuel. [SEP] Knowledge 2: Queen Mathilde of Belgium
Queen Mathilde of Belgium (born "Jonkvrouw" Mathilde d'Udekem d'Acoz on 20 January 1973) is the wife of King Philippe, who ascended the throne following the abdication of his father, King Albert II, on 21 July 2013.She is the first Belgian-born Queen of the Belgians.
Knowledge 1: Princess Eléonore of Belgium
Princess Eléonore of Belgium (Eléonore Fabiola Victoria Anne Marie; born 16 April 2008) is the younger daughter and the youngest of four children of King Philippe and Queen Mathilde of Belgium.She is currently fourth in line to the throne of Belgium after her older siblings Princess Elisabeth, Duchess of Brabant, Prince Gabriel, and Prince Emmanuel. [SEP] Knowledge 2: Etan Boritzer
Etan Boritzer( born 1950) is an American writer of children ’s literature who is best known for his book" What is God?" first published in 1989.His best selling" What is?" illustrated children's book series on character education and difficult subjects for children is a popular teaching guide for parents, teachers and child- life professionals.Boritzer gained national critical acclaim after" What is God?" was published in 1989 although the book has caused controversy from religious fundamentalists for its universalist views.The other current books in the" What is?" series includeWhat is Love?,What is Death?,What is Beautiful?,What is Funny?,What is Right?,What is Peace?,What is Money?,What is Dreaming?,What is a Friend?,What is True?,What is a Family?,What is a Feeling?"The series is now also translated into 15 languages.Boritzer was first published in 1963 at the age of 13 when he wrote an essay in his English class at Wade Junior High School in the Bronx, New York on the assassination of John F. Kennedy.His essay was included in a special anthology by New York City public school children compiled and published by the New York City Department of Education.Boritzer now lives in Venice, California and maintains his publishing office there also.He has helped numerous other authors to get published through" How to Get Your Book Published!" programs.Boritzer is also a yoga teacher who teaches regular classes locally and guest- teaches nationally.He is also recognized nationally as an erudite speaker on" The Teachings of the Buddha."
Knowledge 1: Princess Eléonore of Belgium
Princess Eléonore of Belgium (Eléonore Fabiola Victoria Anne Marie; born 16 April 2008) is the younger daughter and the youngest of four children of King Philippe and Queen Mathilde of Belgium.She is currently fourth in line to the throne of Belgium after her older siblings Princess Elisabeth, Duchess of Brabant, Prince Gabriel, and Prince Emmanuel. [SEP] Knowledge 2: Prince Gabriel of Belgium
Prince Gabriel of Belgium( born 20 August 2003) is the elder son and second child of King Philippe and Queen Mathilde of Belgium.He is currently second in line to the throne of Belgium after his older sister Elisabeth.

Answer: 20 January 1973