Complex sentence: Vito dispatches his consigliere, Tom Hagen, to Los Angeles to influence the abrasive studio head, Jack Woltz, who is unmoved until the morning when he wakes up in bed with the severed head of his prized stallion.
Split into simpler sentences: Vito dispatches his consigliere, Tom Hagen, to Los Angeles to influence the abrasive studio head, Jack Woltz. Woltz is unmoved until the morning when he wakes up in bed with the severed head of his prized stallion.