Simplify the following text for a Grade 7 native English-speaking person.
Original: Sergiu Celibidache ( pronounce : SER-zhoo Chay-lee-bee-DAH-ke ) , ( born Roman , Romania , 28 June 1912 ; died 14 August 1996 ) was a Romanian conductor .
Simplified: Sergiu Celibidache ( ; June 28 , 1912 â `` August 14 , 1996 ) was a Romanian conductor .