Complex sentence: The current Algonquin cat, a Matilda, is an eleven-year-old Ragdoll who was named 2006 cat of the year at the Westchester (New York) Cat Show.
Split into simpler sentences: The current Algonquin cat, a Matilda, is eleven years old. Matilda was named 2006 cat of the year at the Westchester (New York) Cat Show.