Complex sentence: Shines re-enacts, with Hammond standing in for Johnson, the performance battle he had with Johnson on opposing street corners in Helena, where the two played and sang to pull away the other man's crowd of listeners.
Split into simpler sentences: Shines re-enacts, with Hammond standing in for Johnson, the performance battle he had with Johnson on an opposing street corners in Helena. Shines would face off with Johnson, playing and singing to attract away the other man's crowd of listeners.