Answer the following question: - years active is 1970 -- 80 - past members is gary shulman martin smith malcolm mortimore john weathers green kerry minnear derek shulman ray shulman phil - caption is left , john weathers , gary green and kerry minnear , to in 1977 . right : derek shulman , ray shulman - origin is united kingdom - label is chrysalis us -rrb- , columbia -lrb- us -rrb- , capitol -lrb- -lrb- us -rrb- , one way , alucard music , drt uk entertainment , major league productions -lrb- mlp -rrb- -rrb- , vertigo -lrb- uk , - genre is progressive experimental rock , folk rock , art rock , avant-garde rock , symphonic rock , jazz fusion , - image size is 300 - background is group_or_band - image is gentlegiantchrysalis.jpg - associated acts is simon three friends dupree and the big sound , man , Given the details above, guess who could this information be about.
Answer:
gentle giant