Complex sentence: The first building was built on Satoon Road; it has been called Satree Phuket School ever since Satree Phuket School educate students at the secondary levels; male students also participate at the upper secondary levels and in special programs.
Split into simpler sentences: The first building wason Satoon Road; it has been called Satree Phuket School ever since. The school educate students at the secondary level; male students also participate at the upper secondary levels and in special programs.