Complex sentence: Cheluvamba Mansion is located in the city of Mysore, Karnataka and it was built by Maharaja Krishnaraja Wodeyar IV for the third princess of Mysore-Cheluvajammanni and its similiar to other mansions built by them which are spread over an large area surrounded by gardens.
Split into simpler sentences: Cheluvamba Mansion is located in the city of Mysore, Karnataka and it was built for the third princess of Mysore-Cheluvajammanni. It was built by Maharaja Krishnaraja Wodeyar IV, similiar to other mansions built by them this palace is spread over an large area surrounded by gardens.