Complex sentence: On the island, dissatisfied with being a fisherman like his father, Mario Ruoppolo looks for other work and is hired as a temporary postman with only one customer and to get the job he has to declare himself a communist to keep the postmaster happy.
Split into simpler sentences: On the island, local Mario Ruoppolo is dissatisfied with being a fisherman like his father. To get the job, he must declare himself a communist to keep the postmaster happy.