Unfortunately, these are difficult times for public institutions of higher education.
( Unfortunately ( , ( these ( ( are ( difficult ( times ( for ( ( public institutions ) ( of ( higher education ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB Unfortunately)) (, ,) (NP (DT these)) (VP (VBP are) (ADJP (JJ difficult) (PP (CC times) (PP (IN for) (NP (NP (JJ public) (NNS institutions)) (PP (IN of) (NP (JJR higher) (NN education)))))))) (. .)))
These are difficult times for public universities. 
( These ( ( are ( difficult ( times ( for ( public universities ) ) ) ) ) . ) )
(ROOT (S (NP (DT These)) (VP (VBP are) (ADJP (JJ difficult) (PP (CC times) (PP (IN for) (NP (JJ public) (NNS universities)))))) (. .)))