Original: Igor Fyodorovich Stravinsky ( , ) ( -- 6 April 1971 ) was a Russian composer , pianist , and conductor , widely acknowledged as one of the most important and influential composers of 20th century music .
Simplified: Igor Stravinsky ( b.Oranienbaum ( now Lomonosov ) , June 17 1882 ; d. New York , April 6 1971 ) was one of the most important composers of the 20th century .