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. 62-19 (H. 119) is one of the particularly captivating works among his keyboard music. This sonata demonstrates his unique expressiveness and emotional richness. The first movement begins with a lively and energetic theme, characterized by a powerful development that draws in the audience. The second movement resonates with a calm and introspective melody, highlighting Bachʼs delicate emotional expression. The final third movement is marked by a light and lively rhythm, serving as a fitting finale to conclude the piece. This sonata showcases Bachʼs innovation during the transitional period to classical music, reflecting his influential presence.