What are some great progressive rock bands?
RUSH, Yes, Genesis, the Alan Parsons Project, Pink Floyd, King Crimson, Emerson Lake and Palmer, Jethro Tull
### Instruction: What are some great progressive rock bands?
### Context: 
### Answer: RUSH, Yes, Genesis, the Alan Parsons Project, Pink Floyd, King Crimson, Emerson Lake and Palmer, Jethro Tull</s>