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 Polonaise in G minor Wq. 116-22 (H. 154) is a work that shines with his unique expressiveness. This polonaise, while based on the traditional dance form, showcases his innovative style throughout. From the outset, a melody imbued with intense emotion unfolds, drawing the listener in. The middle section contrasts with a calm and introspective atmosphere, adding depth to the musical flow. Changes in rhythm and bold harmonic shifts provide the audience with fresh surprises. Among Emanuel Bachʼs works, this piece is particularly notable for its wide emotional range, challenging performers to explore the breadth of expression.