Complex sentence: Karen Sponsler-Porter, the co-producer and co-creator of Nanna's Cottage, was born in Visalia, California, and was raised in the Northern California resort community of Mount Shasta.
Split into simpler sentences: Karen Sponsler-Porter is the co-producer and co-creator of Nanna's Cottage. She was born in Visalia, California, and was raised in the Northern California resort community of Mount Shasta.