Complex sentence: Prospect hosts an airplane "fly-in" that helps support the Jackson County Search and Rescue, Prospect unit in July, and a jamboree and timber carnival (a festival that includes lumberjack contests such as log rolling) in August.
Split into simpler sentences: Prospect hosts an airplane "fly-in" that helps support the Jackson County Search and Rescue, Prospect unit. A jamboree and timber carnival (a festival that includes lumberjack contests such as log rolling) in August.