Complex sentence: "She's in Fashion" has been described as' the most summery-sounding pop song Suede have recorded,' yet its light feel disguises what proved to be months of heavy production work, several re-recordings and a lot of experimentation.
Split into simpler sentences: She's in Fashion "has been described as' the most summery-sounding pop song Suede have recorded." To obtain this sound however, required months of heavy production work, several re-recordings and a lot of experimentation.