Complex sentence: With the aid of a scholarship from the U.S. government through the Voice of America relay station, Urey attended The American Cooperative School (A.C.S), a private American school in Monrovia, from first grade until his graduation from high school in 1976.
Split into simpler sentences: With the aid of a scholarship from the U.S. government through the Voice of America relay station, Urey attended The American Cooperative School (A.C.S), a private American school in Monrovia. He attended A.C.S from first grade until his graduation from high school in 1976.