Complex sentence: Crown Prince Sado (1735-1762), having been killed by his father King Yeongjo, was buried on Mr Baebongsan in Yangju, though his body was moved to its current location, then called Hyeollyungwon, in 1789 by his son King Jeongjo.
Split into simpler sentences: Crown Prince Sado (1735-1762), having been killed by his father King Yeongjo, was buried on Mr Baebongsan in Yangju. In 1789, his body was moved to its current location, then called Hyeollyungwon, by his son King Jeongjo.