Complex sentence: The primary residential care area is on the east side of Highway B199, Rambukkana Road, and the elephant bathing and viewing area along the Oya River is directly opposite on the west side of the highway.
Split into simpler sentences: The primary residential care area is on the east side of Highway B199, Rambukkana Road. The elephant bathing and viewing area along the Oya River is directly opposite on the west side of the highway.