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 F Major Wq. 55/5 (H. 243) is a work that shines with his creativity and expressiveness. The first movement is notable for its lively and bright melody, possessing a compelling strength that draws the listener in. The following second movement expresses solemn and deep emotions, with a rich resonance felt even in its quietness. The final movement is characterized by a light and flowing rhythm, possessing the brightness and liveliness suitable for concluding the piece. This sonata is a splendid fusion of Bachʼs diverse musical language and his adeptness at expressing a wide range of emotions.