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 A minor Wq. 148 (H. 572) is a work that showcases his creativity and rich emotional expression. The first movement is light yet possesses an inner tension that captivates the listener. The following second movement flows with deep emotion, creating a meditative atmosphere. The final third movement is characterized by a lively and energetic development, possessing a strength that overwhelms the audience. This sonata is a testament to the diverse emotional expressions in Emanuel Bachʼs music and his timeless innovation.