Complex sentence: Although often performing improvised live music during the early 1970s, Kraftwerk's main body of work consists primarily of studio recordings, mostly in the form of concept albums, with accompanying singles made from edited or remixed versions of album tracks.
Split into simpler sentences: Although often performing improvised live music during the early 1970s, Kraftwerk's main body of work consists primarily of studio recordings. This listing comprises the official studio projects released by Kraftwerk (not including retrospective compilations), mostly in the form of concept albums, with accompanying singles made from edited or remixed versions of album tracks.