Complex sentence: In addition, the city hosts The American School Foundation of Guadalajara (ASFG) wich has 1420 students in pre-school through twelfth grade; it is the only US-accredited school in Guadalajara.
Split into simpler sentences: In addition, the city hosts The American School Foundation of Guadalajara (ASFG). ASFG has 1420 students in pre-school through twelfth grade; it is the only US-accredited school in Guadalajara.