Ludwig van Beethoven's String Quartet Op. 18/6 is the last of a set of six string quartets, making up Op. 18. They got commissioned by Prince Lobkowitz and No. 6 became famous for the harmonic spectrum in its La Malinconia movement, never heard at the time before. Gordon Kerry's String Quartet No. 5, a new Australian work, is featuring various hymns and is nature descriptions.