question: What is the date of birth of Teddy Hart's father?
context: [["Terence Robinson", ["Terence D. Robinson( date of birth and death unknown) was a male wrestler who competed for England."]], ["Brian Saunders (weightlifter)", ["Brian Saunders( date of birth and death unknown) was a male weightlifter who competed for England."]], ["Moffat Sinkala", ["Moffat Sinkala( date of birth unknown, died June 2004) was a Zambian footballer.", "He competed in the men's tournament at the 1980 Summer Olympics."]], ["Etan Boritzer", ["Etan Boritzer( born 1950) is an American writer of children \u2019s 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 include", "What 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.\""]], ["Theodred II (Bishop of Elmham)", ["Theodred II was a medieval Bishop of Elmham.", "The date of Theodred's consecration unknown, but the date of his death was sometime between 995 and 997."]], ["B.J. Annis", ["Bradley Joseph Annis (born 1947) is a retired bodybuilder, powerlifter, fitness guru, professional wrestler, gym owner and firefighter.", "Annis is best known for his work for Stampede Wrestling and his ownership and handling of the Calgary gym at which many of the wrestlers trained.", "Annis is married to Georgia Hart, the daughter of wrestler Stu and wrestling promoter Helen Hart."]], ["Pamela Jain", ["Pamela Jain is an Indian playback singer.", "Date of Birth:16th March."]], ["Mark Kenneth Woods", ["Mark Kenneth Woods( date of birth unknown) is a Canadian comedy writer, actor, producer, director and TV host."]], ["Les Richards", ["Les Richards( date of birth unknown) was an Australian rules footballer who played with North Melbourne in the Victorian Football League( VFL)."]], ["Teddy Hart", ["Edward Ellsworth Annis (born February 2, 1980) is a Canadian professional wrestler, better known by his ring name Teddy Hart.", "He currently wrestles on the independent circuit.", "He most recently wrestled on a National scale for Major League Wrestling (MLW) as the leader of The Hart Foundation, where he was the longest reigning MLW World Middleweight Champion and also held the MLW World Tag Team Championship.", "He has also wrestled for AAA, the short-lived Wrestling Society X, Jersey All Pro Wrestling, and Dragon Gate USA.", "He operates a wrestling school in Edmonton.", "He is the son of Georgia Hart of the Hart family and wrestler B.J. Annis.", "Hart achieved an early degree of fame when he became the youngest wrestler to be signed to the World Wrestling Federation (now WWE).", "His subsequent release and controversial actions while wrestling on the independent circuit have earned him a measure of infamy.", "Outside of the ring Annis has been a mentor to several young wrestlers and has been a trainer at wrestling schools.", "Among his trainees are Jack Evans, Pete Wilson and his younger cousin Matt Hart.", "Annis is also a cat lover and breeder of Persian cats which he has used sometimes in storylines and brought with him to matches."]]]
supporting_facts: [["Teddy Hart", 5], ["B.J. Annis", 0]]
evidences: [["Teddy Hart", "father", "B.J. Annis"], ["B.J. Annis", "date of birth", "1947"]]
answer: 1947