This site introduces unknown Emanuel Bach (C. P. E. Bach). This English version was translated from Japanese one by ChatGPT.
ChatGPT4o writes as follows (please note that it may not be accurate):
Emanuel Bachʼs Allegro in D minor Wq. 113-11 (H. 203) is a work that richly expresses emotional fluctuations within his keyboard music. This piece is characterized by its rapid tempo and powerful rhythm, creating a sense of tension for the listener. The dramatic melody that unfolds from the beginning reflects the influence of Baroque music while also suggesting a transition to the Classical era. The skillful combination of contrapuntal elements and harmonic changes adds depth to the music. In the middle section, a momentary brightness appears within the minor key, followed by a renewed sense of tension, creating an impressive structure. This work, showcasing Emanuel Bachʼs unique expressiveness, reflects his musical curiosity and exploration.