This site introduces unknown Emanuel Bach (C. P. E. Bach).
ChatGPT4o writes as follows (please note that it may not be accurate):
Emanuel Bachʼs Sonata in G Major Wq. 65-15 (H. 43) is one of the particularly captivating works among his keyboard music. This sonata, while influenced by his father Johann Sebastian Bach, possesses its own unique expressiveness. The first movement is characterized by a bright and lively melody, with a powerful energy that draws the listener in. The following second movement stands out for its deep emotion and delicate expression, evoking a sense of inner tranquility. The final third movement is performed at a very fast tempo, with impressive technical skill and dynamic development. This sonata is an excellent example of Emanuel Bachʼs innovative style and emotive musicality, highlighting his role as a bridge to classical music.