of this year 's very best pictures 
(ROOT (PP (IN of) (NP (NP (DT this) (NN year) (POS 's)) (ADJP (RB very) (JJS best)) (NNS pictures))))
(ROOT (PP (IN ) (NP (NP (DT ) (NN ) (POS )) (ADJP (RB ) (JJS )) (NNS ))))