There are at least FOUR bands called Triangle: (1) An English alternative dance music band;
(2) A Dutch neo-progressive band;
(3) The French 70s progressive band featuring Jean Michel Jarre,
(4) An early 21st century American progessive electronic rock band. Triangle (1) is an English alternative dance music band. Triangle (2) is a Dutch neo-progressive band. Triangle (3) was a French 1970s progressive rock band featuring Jean-Michel Jarre.

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