Solve Hard Math Problem; Show Work?

A famous composer was born every two years from 1858 to 1864. Claude Debussy was born in France. Gustav Mahler was born in Austria. Giacomo Puccini was born in Italy. Richard Strauss was born in Germany. Debussy was not the oldest. Puccini was 2 years older than Mahler. Strauss was younder than Debussy. Name the year in which each composer was born. Show work