Which two works of van der Beichen had the most profound influence on later generations?
He was a great composer whose music had a profound influence on later generations. Among them, his Moonlight Sonata and Pathetical Sonata had the most profound influence on later generations. The Moonlight Sonata was considered one of the greatest works in music history. Its musical style and technique had a profound impact on the development of music in the 20th century. In addition, the lyrics and theme of Moonlight Sonata were also widely quoted as an important part of modern pop music. The Patheticis Sonata was one of the masterpieces of the composer. Its musical style and structure were similar to the Moonlight Sonata, but it was more complex and profound. The theme and lyrics of the Pathetical Sonata were also widely quoted as an important part of modern classical music. These two works had a profound impact on the development of music in later generations and were widely regarded as one of the greatest works in music history.