Question: What is the date of death of Stanislav Neuhaus's father?

Knowledge 1: Stanislav Neuhaus
Stanislav Genrikhovich Neuhaus (Russian: Станислав Генрихович Нейгауз)(March 21, 1927January 24, 1980) was a Soviet-Russian classical pianist.Neuhaus was born in Moscow, the second son of the Russian pianist and professor at the Moscow Conservatory, Heinrich Neuhaus.He studied piano with his father from 1953 to 1957 and was one of his father's three assistants (next to Lev Naumov and Yevgeny Malinin).Neuhaus (junior)'s son, Stanislav Bunin went on to become a famous pianist as well.The International Stanislav Neuhaus Piano Competition is named in his honor.Brigitte Engerer (1952-2012) was one of his students.He died in Peredelkino near Moscow in 1980, aged 52. [SEP] Knowledge 2: Heinrich Neuhaus
Heinrich Gustaw Neuhaus (Genrikh Gustavovič Nejgauz, 10 October 1964) was a Ukrainian-born pianist and teacher of German and Polish extraction.Part of a musical dynasty, he grew up in a Polish-speaking household.He taught at the Moscow Conservatory from 1922 to 1964.He was made a People's Artist of the RSFSR in 1956.His piano textbook "The Art of Piano Playing" (1958) is regarded as one of the most authoritative and widely used approaches to the subject.
Knowledge 1: Stanislav Neuhaus
Stanislav Genrikhovich Neuhaus (Russian: Станислав Генрихович Нейгауз)(March 21, 1927January 24, 1980) was a Soviet-Russian classical pianist.Neuhaus was born in Moscow, the second son of the Russian pianist and professor at the Moscow Conservatory, Heinrich Neuhaus.He studied piano with his father from 1953 to 1957 and was one of his father's three assistants (next to Lev Naumov and Yevgeny Malinin).Neuhaus (junior)'s son, Stanislav Bunin went on to become a famous pianist as well.The International Stanislav Neuhaus Piano Competition is named in his honor.Brigitte Engerer (1952-2012) was one of his students.He died in Peredelkino near Moscow in 1980, aged 52. [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: Heinrich Neuhaus
Heinrich Gustaw Neuhaus (Genrikh Gustavovič Nejgauz, 10 October 1964) was a Ukrainian-born pianist and teacher of German and Polish extraction.Part of a musical dynasty, he grew up in a Polish-speaking household.He taught at the Moscow Conservatory from 1922 to 1964.He was made a People's Artist of the RSFSR in 1956.His piano textbook "The Art of Piano Playing" (1958) is regarded as one of the most authoritative and widely used approaches to the subject. [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."

Answer: 10 October 1964