sentences:  Their following album "Palepoli" (1972) is regarded as one of the finest hours of the Italian progressive rock movement, characterized by a wild composition fantasy which mixes Neapolitan and Mediterranean sounds with modern progressive rock elements, such as the extensive use of electric guitar and mellotron.In 1974, despite strife amongst band members, they released "", which included participation from future rock and pop producer , brother of Danilo and former guitarist of Cervello, another artistic band hailing from Naples.The band disbanded but reformed in 1977 without D'Anna, who was replaced by keyboardist Fabrizio D'Angelo, while the bass role was taken up by Enzo Petrone.