Those are pretty much progressive rock bands, with Rush closer to rock. But Pink Floyd and ELP are for sure progressive rock banks - much in the vein of Yes, Genesis, King Crimson, Alan Parsons Project, Jethro Tull, Gentle Giant, Camel, etc.
In the words of AI…
“Progressive rock (prog) features complex compositions,1970s symphonic roots, and technical virtuosity. Key foundational bands include
Key foundational bands include Yes, King Crimson, Genesis, Pink Floyd, Rush, and Emerson, Lake & Palmer. The genre is known for conceptual albums, long tracks, and blending rock with classical or jazz influences. [
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Seminal & Classic Progressive Rock Bands (1970s)
- Yes: Often cited as the top prog band for their technical skill and harmonies.
- King Crimson: Credited with starting the genre with their 1969 debut, known for experimentalism.
- Genesis:Renowned for theatrical performances and complex, narrative-driven albums.
- Pink Floyd: Known for atmospheric, philosophical, and widely accessible prog.
- Rush: Blended prog complexity with hard rock, gaining massive popularity.
- Emerson, Lake & Palmer (ELP): Focused on keyboard-driven, classical-influenced rock.
- Jethro Tull: Noted for folk-influenced, flute-driven progressive rock.
- Gentle Giant: Known for intricate, polyphonic arrangements and multi-instrumentalists.
- Van der Graaf Generator: Known for a darker, more intense, and saxophone-heavy sound.
- Camel: Famed for melodic and atmospheric compositions. [1, 2, 3, 4, 5]”