Complex sentence: Between 1977 and 1981 he was director of productions at the Royal Opera House at Covent Garden in Londonand general director of the Deutsche Oper Berlin from 1981 until his death in 2000.
Split into simpler sentences: Between 1977 and 1981 he was director of productions at the Royal Opera House at Covent Garden in London. He was general director of the Deutsche Oper Berlin from 1981 until his death in 2000.