Complex sentence: Later on, the hospital's name was changed to Tan Tock Seng Hospital and, in 1861, it relocated to new premises on the corner of Serangoon Road and Balestier Road.
Split into simpler sentences: Later on, the hospital's name was changed to Tan Tock Seng Hospital. In 1861, it relocated to new premises on the corner of Serangoon Road and Balestier Road.