What makes Ocean by Eloy notable?

'Ocean' is notable for its ambitious narrative structure and complex compositions, which drew both critical acclaim and commercial success. It is often cited as a cornerstone of the German progressive rock movement, influencing a generation of musicians within the genre. Released in 1977, 'Ocean' marked Eloy's fifth studio album and a significant peak in their creative output. Following the success of their previous album, 'Power and the Passion', this record further solidified their reputation in the progressive rock scene, showcasing their evolving sound and thematic complexity.