an Entity references as follows:
Rolf Kühn (29 September 1929 – 18 August 2022) was a German jazz clarinetist and saxophonist. He was the older brother of the pianist Joachim Kühn. He lived in the United States from 1956 to 1959. John Hammond favourably compared him with Benny Goodman. In 2008, he founded band with Christian Lillinger, Ronny Graupe, and Johannes Fink.