the most compelling performance of the year 
(ROOT (NP (NP (DT the) (ADJP (RBS most) (JJ compelling)) (NN performance)) (PP (IN of) (NP (DT the) (NN year)))))
(ROOT (NP (NP (DT ) (ADJP (RBS ) (JJ )) (NN )) (PP (IN ) (NP (DT ) (NN )))))