[Cass and the Mat]
Cass the cat ran laps.
Cass is on the mat.
Cass sags.
Cass has a nap.
Zap! The rat nabs the mat.
Cass can nab the mat.
Cass has a tan fan.
Cass has the fan on.
Cass has the mat.
Cass is glad.
The rat has a mat.
The rat is glad.
Cass is on the mat.
The rat is on a mat.
