What makes Sextet by Carla Bley notable?

'Sextet' is notable for its critical acclaim, receiving praise from various jazz publications and solidifying Bley's status as a pioneering composer. The album's intricate arrangements and rich harmonies contributed to its recognition within the avant-garde jazz community, influencing generations of musicians seeking to expand the boundaries of jazz. By 1989, Carla Bley was already a prominent figure in jazz, known for her innovative compositions and distinctive style. 'Sextet' followed her acclaimed album 'Feminine', showcasing her continued evolution as an artist and solidifying her reputation in the contemporary jazz scene during this period.