¿Cuáles son algunos grandes grupos de rock progresivo?
What are some great progressive rock bands?
RUSH, Yes, Genesis, the Alan Parsons Project, Pink Floyd, King Crimson, Emerson Lake and Palmer, Jethro Tull
RUSH, Yes, Genesis, Alan Parsons Project, Pink Floyd, King Crimson, Emerson Lake and Palmer, Jethro Tull
brainstorming
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