Complex sentence: Numerous GS students have gone on to win prestigious fellowships, including the Rhodes Scholarship, the Gates Cambridge Scholarship, and the Fulbright Scholarship; in the last 7 years (untii 2017), GS was the only undergraduate college at Columbia to produce Rhodes Scholars.
Split into simpler sentences: Numerous GS students have gone on to win prestigious fellowships, including the Rhodes Scholarship, the Gates Cambridge Scholarship, and the Fulbright Scholarship. In the last 7 years (until 2017), GS has been the only undergraduate college at Columbia to produce any Rhodes Scholars.