Complex sentence: The Connecticut IB Academy, CIBA, is an International Baccalaureate World School, offering the rigorous and prestigious Diploma Programme in Grades 11 and 12 and is a candidate school to offer the International Baccalaureate Middle Years Progrmme (MYP) in grades 9 and 10.
Split into simpler sentences: The Connecticut IB Academy is an International Baccalaureate World School, offering the Diploma Programme in Grades 11 and 12. It is a candidate school to offer the International Baccalaureate Middle Years Programme in grades 9 and 10.