There have been so many changes to the IUPUI campus and your department that you and your fellow graduates might not recognize them.
( There ( ( have ( been ( ( ( ( so many ) changes ) ( to ( ( ( the ( IUPUI campus ) ) and ) ( your department ) ) ) ) ( that ( ( ( you and ) ( your ( fellow graduates ) ) ) ( ( might not ) ( recognize them ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBP have) (VP (VBN been) (ADJP (NP (QP (RB so) (JJ many)) (NNS changes)) (PP (TO to) (NP (NP (DT the) (NNP IUPUI) (NN campus)) (CC and) (NP (PRP$ your) (NN department)))) (SBAR (IN that) (S (NP (NP (PRP you)) (CC and) (NP (PRP$ your) (JJ fellow) (NNS graduates))) (VP (MD might) (RB not) (VP (VB recognize) (NP (PRP them))))))))) (. .)))
The IUPUI campus has not experienced any changes. 
( ( The ( IUPUI campus ) ) ( ( ( has not ) ( experienced ( any changes ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP IUPUI) (NN campus)) (VP (VBZ has) (RB not) (VP (VBN experienced) (NP (DT any) (NNS changes)))) (. .)))