Simplify the following text for a Grade 9 native English-speaking person.
Original: David Popper ( born Prague , 16 June 1843 ; died Baden , Austria , August 7 , 1913 ) was a Bohemian cellist and composer .
Simplified: David Popper ( June 16 , 1843 -- August 7 , 1913 ) was a Bohemian cellist and composer .