Complex sentence: In 1969, Pete Townshend, The Who's guitarist, created the band to play songs written by former Who roadie, drummer/singer John' Speedy'Keen (miscredited as "Keene" on the single's label).
Split into simpler sentences: In 1969, Pete Townshend, The Who's guitarist, was the catalyst behind the formation of the band. The concept was to create a band to perform songs written by former Who roadie, drummer/singer John' Speedy'Keen (miscredited as "Keene" on the single's label).